Saturday
April 19, 2014

Search: Probability - PLEASE HELP

Number of results: 89,678

Math
Every time Mr. Cold born throws a ball of paper in the garbage can, the probability the ball goes in the cans is 3/4. What is the probability he misses 2 times in a row? Please show all work. Please help I don't understand probability
Tuesday, April 9, 2013 at 2:20pm by Cherie

discrete probability distribution (help please!)
Add the probabilities that 0, 1, 2 or 3 components have failed. That sum will be the probability that the machine works. The probability that none have failed is P(0) = 0.8^7 = 0.210 The probability that one part has failed is P(1) = 0.8^6*0.2*7 = 0.367 The probability that ...
Monday, April 12, 2010 at 9:52pm by drwls

math help please
two cards are dealt in succession from a standard deck of cards. what is the probability that the second card is red give that the first card was a heart. so i do p(R/H), then i know you go R*H/H. but how do i get the probability please explain! thanks. if 2 dice are rolled, ...
Monday, January 19, 2009 at 10:35am by Kennedy

Probability
I will let a = 1/175,711,536= 5.591145*10^-9 , to save typing. The expected number, among 200,000,000, is L = 2*10^8 a = 1.13823 The probability of P(k) of k winners is given by Poisson statistics: P(k) = L^k*e^-L/k! Probability of 0 winners = 0.32039 Probability of 1 winner...
Tuesday, March 18, 2008 at 4:38am by drwls

Algebra 2
Can someone please explain how to do this problem? The probability that it will rain today is 65%, and the probability that it will rain tomorrow is 25%. The probability that it will rain both days is 35%. What is the probability that it will rain today or tomorrow?
Tuesday, February 4, 2014 at 6:48pm by Jane

statistics/probability
1. The probability that a student passes mathematics is 2/3 and the probability that he passes biology is 4/9. If the probability of passing one course is 4/5, what is the probability that he will pass both courses?
Saturday, October 23, 2010 at 5:30pm by Anonymous

Statistics/Probability
Thanks a lot that made it simpler! So for the probability of W, would it be .32 or .33? Could you please look at my other posts as well and see if you can make them a little more clear for me please! Again, thanks a lot!
Sunday, July 7, 2013 at 12:00pm by y912f

statistics please help deadline 12am
find the normal approximation for the binomial probability that x=5,where n=12, and p=0.7compare probability to table b of normal distributions of table 2. The only thing that i know so far is that p(x=5) is equivalent to 0.29. how would i complete this question? please ...
Thursday, October 28, 2010 at 9:06pm by vedry frustrated please help and show work

math,probability
Hi, I don't understand a homework question, can anyone please help me? I'm bad at probability. what is the probability that when you pick two cards, you will select at least one king out of two in a deck of six standard cards? (assuming there are no jokers)
Saturday, February 2, 2013 at 1:32pm by Samantha

Math Probability
how to do probability and outcomes can u sjow the steps to do it please.
Tuesday, March 23, 2010 at 1:38pm by anita

Statistics/Probability
And please disregard the probability of W question, It's .33 I'm pretty sure
Sunday, July 7, 2013 at 12:00pm by y912f

college ststistics
A. find the binomial probability p(x=5) where n=14 and p=0.30. B. setup without solving the binomial probability p(x is at most 5) using probability notation C. how would you find normal approximation to the binomial probability p(x=5) in part A. please show how you would ...
Sunday, June 3, 2012 at 4:55pm by melba

statistics
The below table shows the probabilities generated by rolling one die 50 times and noting the up face. What is the probability of getting an odd up face? roll 1 Probability 0.22 roll2 probability 0.10 roll 3 probability 0.18 roll 4 probability 0.12 roll 5 probability 0.18 roll ...
Thursday, May 3, 2012 at 8:05pm by sc

Probability
Please note that your School Subject is NOT college. It's probably Math or Probability or Statistics.
Tuesday, October 6, 2009 at 1:02pm by Ms. Sue

math/probability
For some reason I can not get my head around probability. Please show me how to work the problem not just the answers. A class has 11 students who are to be assigned seating by lot. What is the probability that the students will be arranged in order from shortest to tallest? (...
Saturday, July 24, 2010 at 10:11am by Jaime

Statistics
A total of 16 mice are sent down a maze, one by one. From previous experience, it is believed that the probability a mouse turns right is .38 a) What is the probability that exactly 8 of these 16 mice turn right? b) What is the probability that 8 or fewer turn right? c) What ...
Friday, October 12, 2012 at 2:58pm by please help

math probability
this is a probability question... Suppose you are asked to choose a whole number between 1 and 13 inclusive. (a) what is the probability that it is odd?...7/13 (b) What is the probability that it is even?...6/13 (c) what is the probability that it is a multiple of 3?...4/13 (d...
Thursday, December 18, 2008 at 12:22am by joe

Math
p=probability of scoring (success) = 0.8 q=probability of not scoring (failure = 0.2 Assuming the probability does not change over time and is independent of previous results, then we can apply the binomial distribution: P(7+ out of 8) =8C7*0.8^70.2+8C80.8^8 =0.34+.17 =0.50 (...
Friday, May 24, 2013 at 10:03pm by MathMate

math help please
two cards are dealt in succession from a standard deck of cards. find the probability that the first card is a diamond or a king. probability that the second card is red given that the first card was a heart. if two dice are rolled, what is the probability of rolling at least ...
Monday, January 19, 2009 at 1:33pm by Kennedy

Math
In an experiment, the probability of the event E is known to be .4. Also the probability of the event F is .8,and the probability of E∪F is 1. i) Compute the probability of these events: P(E∩F)= P(E-F)= ii) Suppose the experiment is run twice in succession. What ...
Thursday, April 21, 2011 at 6:55pm by Tracy

math (probability)
The probability that it will be rainy on Monday is 7/10. The probability that it will be windy on Monday is 6/10. These events are independent. What is the probability that it will be rainy or windy on Monday?: * a.21/50 b.29/50 c.22/25 d.3/25 Please respond to the question ...
Saturday, September 22, 2007 at 1:19am by --

math
In a game, a player tosses a coin 4 times. If the player gets 3 or 4 heads, he/she wins. What is the theoretical probability of winning this game? I just need to know the outcomes. I don't know how to get them. Please and Thank you. Coin 1: 50% Heads Coin 2: 50% Heads Coin 3: ...
Wednesday, May 30, 2007 at 6:18pm by Angela

statistics
if n units are independent and the probability of each being up is 2/3 then the probability of all n being up is (2/3)^n HOWEVER I can not see your flow chart and therefore can not evaluate parallel paths if there are two ways to get from A to B and the probability of failure ...
Monday, February 17, 2014 at 8:34pm by Damon

PROBABILITY QUESTION PLEASE HELP!!
Three people play a game of "nonconformity": They each choose rock, paper, or scissors. If two of the three people choose the same symbol, and the third person chooses a different symbol, then the one who chose the different symbol wins. Otherwise, no one wins. If they play 4 ...
Sunday, November 25, 2012 at 3:45pm by PLEASE HELP

Finite Math
An urn contains sixteen red balls and seventeen white balls. A sample of three balls is selected at random and the number of red balls observed. Determine the probability distribution for this experiment: Number of Red Balls/Probability 0...Probability=? 1...Probability=? 2......
Thursday, April 5, 2012 at 12:28am by Amanda

statistics
Ignoring twins and other mutiple births, assume babies born at a hospital are independent events with the probability that a baby is a boy and the probability that a baby is a girl both equal to 0.5. Referring to the information above, the probability that at least one of the ...
Wednesday, September 19, 2007 at 4:53pm by Anonymous

probability
please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with all digits being equally likely. The probability that when it's squared it will end with the digit 1. 2.) A random number between 1 and 20 (inclusive) is chosen. The probability that its square root will ...
Saturday, August 11, 2012 at 5:40am by karen

math-probability
The Probability that Jodi makes a basket when playing basketball is .50, Jamalís probability is .80 and Patís is .75. What is the probability that all three make a basket?
Monday, November 30, 2009 at 6:55pm by GG

Math Probability
If the probability that event A will happen is 1/4 and the probability of A not happening is 3/4, find the probability that event A happens 3 times out of 7 experiments
Monday, April 16, 2012 at 2:03pm by Antonio

math ..PLEASE HELP !!!
A local bank reports that 70% of its customers maintain a chequing acct, 50% have a savings acct and 40% have both.If a customer was chosen at random a) what is the probability customer has a chequing or saving acct b)probability the selected customer has neither c)probability...
Friday, February 23, 2007 at 1:28pm by Linda

probability( please help)
Starting off, there are 105 items, of which 30 are bats. The probability for that draw is 30/105. There are now 104 items remaining, of which 15 are gloves. The probability of getting a glove now is 15/104. There are now 103 items remaining, of which 60 are balls. The ...
Thursday, April 30, 2009 at 8:09pm by RickP

algebra 2
What you are being asked is what is the probability of getting 3 and 5 or two 4s on the next roll. On the second problem, the probability of getting a 3 is 1/6 and "anything else" is 1. With the information below, you should be able to calculate the probability of a pair of 3s...
Tuesday, March 10, 2009 at 9:40am by PsyDAG

Please can help me solving my problems(Probality)
Probability that Jackson is in the office is 0.82 and probability that Alice is in the office is 0.5. The probability that Jackson is in the office given that Alice is in the office is 0.76.Find the probability that at any particular time during office hours. 1)Both Jackson ...
Thursday, April 12, 2012 at 10:03pm by Fakaapo. Suetusi

Math
The probability of a head on each toss = .5 or 1/2. The probability of getting a 4 is 1/6. The probability of all the events occurring is found by multiplying the probability of the individual events ó 2 coin tosses and one roll of the die. I hope this helps. Thanks for asking.
Wednesday, June 17, 2009 at 8:33pm by PsyDAG

math - please help!!
If rhys is late for his finite mathematics class, and the probability that he is on time is 3/4. however if he is on time, he is liable to be less concerned about punctuality for the next class and his probability being on time drops to 1/2. rhy is on time monday. find the ...
Sunday, November 20, 2011 at 3:01pm by linda

discrete probability distribution (help please!)
a machine has 7 identical components which function independently. the probability that a component will fail is 0.2. the machine will stop working if more than three components fail. find the probability that the machine will be working.
Monday, April 12, 2010 at 9:52pm by anonymous

math
Please can you tell me which method should I use to solve probability because I don't understand how to solve probability for grade 6
Monday, February 24, 2014 at 9:14am by Lily

probability
ok but how do i find the final probability? i see how i can get the probability of a certain combination, but i don't understand how i can find that end probability.
Sunday, February 28, 2010 at 1:55pm by Ryan!

Probability Math
Event A has probability of 0.2 and event B has probability of 0.3. If they are independent, what is the probability that both of them happen? I can't remember how to do this one.
Sunday, September 29, 2013 at 4:48am by Alex

calc-Probability -- PLEASE HELP!
Htt tHt ttH HHt tHH HtH HHH ttt Each of these probabilities is 1/8 Now multiple each by the probability of getting the die equal or less.. example: HHt*2/6=2/48 HtH=2/48 and so on Add all the cases, and add the probabilities. That is the probability of winning. Expected value...
Thursday, March 6, 2008 at 6:03pm by bobpursley

math
However, the probability of getting 5 (or any other number 1-6) on a die is 1/6. The either-or probability is found by adding the probability of individual events. The sum of both dice = 5 can be obtained by 1, 4 4, 1 2, 3 or 3, 2 The probability of getting any one of these ...
Saturday, April 25, 2009 at 9:28pm by PsyDAG

probability of an event
How do you predict the probability of an event using trials or simulations? Example please? Thanks. :)
Tuesday, March 18, 2008 at 2:49pm by Jen

Probability problems
I need help with two word problems that have to do with probability. Can someone please help me?
Wednesday, May 21, 2008 at 1:55am by Gayla

math-probability
I have to do a math project using probability. I thought I might use Go Fish cards but I am not what kind of questions to ask can you help please?
Saturday, February 25, 2012 at 10:31pm by christy

5th grade math
A coin is tossed twice. What is the probability of tossing 2 tails? What is the probability of tossing 1 tail & 1 head? can you please show me how to do this problem?
Wednesday, January 8, 2014 at 7:50pm by stephon

math-Probability
In a certain manufacturing process the probability of a type I defect is 0.21, the probability of a type II defect is 0.31, and the probability of having both types of defects is 0.01. Find the probability of having neither type of defect.
Friday, March 16, 2012 at 11:59pm by Emma

Geometry please help me need to finish!
1.Who was Blaise Pascal and how did he help start the study of probability? 2.Who was Pierre de Fermat and how did he help start the study of probability? 3.What was the relationship between Blaise Pascal and Pierre de Fermat and what were they studying when they began writing...
Friday, August 19, 2011 at 9:01pm by need help

Math
10. A coin is loaded so that the probability of heads is 0.55 and the probability of tails is 0.45, Suppose the coin is tossed twice and the results of tosses are independent. a.What is the probability of obtaining exactly two heads? b.What is the probability of obtaining no ...
Sunday, March 2, 2014 at 3:45pm by Renee

probability
One chip drawn would have to be 5 and that probability is 1/8. The probability that a second drawn chip is not larger than 5 is 4/7. The probability of the third chip not being larger than 5 is 3/6, or 1/2. This is true regardless of the order they are drawn. Total probability...
Friday, June 24, 2011 at 6:15pm by drwls

Stats ~ Please Help
I am so lost and I have test tomorrow. Thank you to anyone who can help The probability that a person has blue eyes is 16%. Three unrelated people are selected at random. a. Find the probability that all three have blue eyes: b. Find the probability that none of the three have...
Tuesday, April 30, 2013 at 11:10am by Dave

Math 157
Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
Wednesday, December 8, 2010 at 9:51pm by Rena

Math
Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
Wednesday, December 8, 2010 at 8:37pm by Rena

Probability please help!
The digits 2, 3, 4, 7, and 8 are each used once in a random order to form a five-digit number. What is the probability that the resulting number is divisible by 4? Express your answer as a common fraction.
Tuesday, November 20, 2012 at 8:02am by SuckatProb

MATH
Answer the following: (A) Find the binomial probability P(x = 4), where n = 12 and p = 0.30. (B) Set up, without solving, the binomial probability P(x is at most 4) using probability notation. (C) How would you find the normal approximation to the binomial probability P(x = 4...
Friday, November 11, 2011 at 1:19pm by Jennifer

statistics
Answer the following: (A) Find the binomial probability P(x = 5), where n = 12 and p = 0.70. (B) Set up, without solving, the binomial probability P(x is at most 5) using probability notation. (C) How would you find the normal approximation to the binomial probability P(x = 5...
Thursday, December 6, 2012 at 1:16am by Huffette

math
a. probability=numberwaysright/total number ways=1/6 b. there are the following odd numbers: 1,3,5. There are six possible numbers probability=3/6=1/2 c. Less than five means not 5, or 6 probability=1-2/6 d. no greater than three means 1,2, or 3 probability=3ways/6possible=1/2
Thursday, May 30, 2013 at 11:13pm by bobpursley

Intro to Probability
For firm 1 Probability of getting contract a only = probability of getting a - probability of getting both = 1/3 - 1/9 = 2/9 Probability of getting contract b only = 2/9 Probability of getting a and b both = 1/9 so E($) = (4/9)90 k + (1/9) 180 k = 40 + 20 = $60 K
Saturday, February 23, 2008 at 7:14pm by Damon

Probability
If X is a normal random variable with mean 11, and if the probability that X is less than 12.10 is .72 , then what is the standard deviation of X? Select one: a. 3.00 b. 6.25 c. 2.50 d. 1.25 Please note that the answer for the above is stated as c.2.50. However, my answer ...
Friday, January 4, 2013 at 9:28pm by Alia

Statistical Methods
To get the probability that all events would occur, you need to multiply the probability of each of the individual events. The probablitiy of no rainy days is .8^15. The probability of one rainy day is .2 * .8^14. The probability of two rainy days is .2^2 * .8^13. The ...
Tuesday, March 11, 2008 at 11:31pm by PsyDAG

math-please help!
The number of complaints received by a business bureau can be represented by the following probability distribution. Find the expected number of complaints per day. complaints per day -0,1,2,3,4,5 probability-0.01,0.11,0.26,0.28,0.19,0.12 can someone please help me figure out ...
Sunday, April 25, 2010 at 9:24pm by KiKi

Maths
The probability that Don's car passes the MOT test next time is 4/5, that Mag's car passes is 5/7 and that Joe's car passes is 1/2. Find the probability that a)all three will pass b)just two out of the three will pass c)no car passes? (might need a probability tree) PLEASE HELP!
Monday, February 4, 2008 at 2:34pm by Anonymous

Statistics & Probability
If X is a normal random variable with mean 11, and if the probability that X is less than 12.10 is .72 , then what is the standard deviation of X? Select one: a. 3.00 b. 6.25 c. 2.50 d. 1.25 Please note that the answer for the above is stated as c.2.50. However, my answer ...
Friday, January 4, 2013 at 6:57pm by Alia

statistics
Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability that 2 or less women ...
Tuesday, March 23, 2010 at 2:19pm by please help me!

Probability
1) What is the probability of tossing 6 coins and getting at least two tails? 2) Suppose you flip a penny, a nickel,a dime and a quarter. What is the probability of getting heads on the penny and nickel and dime and tails on the quarter? Please show steps for the solutions. ...
Friday, June 4, 2010 at 2:08pm by Kevin

Math
3 and 6 are multiples of 3. The probability the either one or the other events would occur is obtained by adding the probability of the individual events. Probability = 1/6 + 1/6 = 2/6 = 1/3 2, 4 and 6 are even numbers = 1/6 + 1/6 + 1/6 = 3/6 = 1/2 The probability that both/...
Saturday, June 13, 2009 at 12:20pm by PsyDAG

Please can you help me (Probability)
Maria is playing a game of chance at the Hibiscus festival, costing $1 for each game. In the game two fair dice are rolled and the sum of the numbers that turn up is found. If the sum is seven, then Maria wins $5. Otherwise Maria loses her money. a) Please can you Construct ...
Thursday, April 19, 2012 at 10:17am by Fakaapo. Suetusi

statistics
For any married couple who are members of a squash club, the probability that the husband has a degree is 2/4 and the probability that the wife has a degree is 1/4. The probability that the husband has a degree given that his wife has a degree is 3/9. A married couple is ...
Saturday, December 3, 2011 at 8:23pm by Nabiha

Probability
On a single toss of a pair of dice, the probability of getting a seven are 1/6. For three consecutive tosses of 7, the probability is (1/6)^3 = 1/216
Sunday, February 20, 2011 at 11:11pm by drwls

Math
A spinner has numbers 1-16 on it. Probability of 6? 1/16 Probability not 6 15/16 Probability even number 8/16 Probability multiple of 3 5/16? Probability not a multiple of 3 11/16?
Wednesday, November 28, 2012 at 6:07pm by Jerald

Math Probability
A new shipment of 9 VCRs, which will be offered at a very low price, are delivered, Unknown to the manager, 4 of the VCRs are defective, Determine the probability that at least 1 of the first three VCRs sold is defective.Did I do this right? 1-5C3/9C3 =88.09% or do I do 1-(5/9...
Sunday, April 25, 2010 at 10:51pm by Rae

Math (Probability) PLEASE HELP!!
If a 20-sided fair die with sides distinctly numbered 1 through 20 is rolled, the probability that the answer is a perfect square can be expressed as a/b where a and b are coprime positive integers. What is the value of a+b?
Saturday, April 27, 2013 at 10:50am by Hale

math
probability of one 5 = 4/52 probability of two 5s = 4/52*3/51 probability of three 5s =4/52*3/51*2/50 probability of four 5s=4/52*3/51*2/50*1/49 so probability of at least one 5 = sum of all those subtract that from 1 to get the probability of none.
Thursday, July 29, 2010 at 12:24am by Damon

probability
Another way to compute this is by counting the number of ways you can make the three numbers diffrent. If you choose X first, then you have 6 choices for X. If Y is next then there are 5 choices for Y lft and 4 for Z. So, there are 6*5*4 possibilities. The probablity of any ...
Tuesday, November 20, 2007 at 2:36am by Count Iblis

COLLEGE MATH
The probability of picking the first number correctly is 1/56, since zero is included. Since the numbers are not replaced, the probability of the second is 1/55, the third, 1/54 and so on. The probability of all events occurring is obtained by multiplying the individual ...
Wednesday, April 22, 2009 at 8:18pm by PsyDAG

12th grade
one type of probability used everyday is: a)experienced probability b)scientific probability c)frequency of occurence d)none of the above
Wednesday, December 15, 2010 at 9:20pm by david

probability
The probability that a bus will arrive late at the civic center is. 35, and the probability that it will be on time or early in. 60. Explain why the statement is incorrect.
Sunday, December 12, 2010 at 11:04am by Sherice

Probability NEED HELP
1. When two fair dice are tossed, what is the probability of a sum of 4 or a sum of 8? 2. When two fair dice are tossed, what is the probability of doubles or a sum over 9? 3. Evaluate 1025! / 1022! Please help
Wednesday, May 11, 2011 at 9:16pm by Hannah

Probability-Please check
Consider the experiment of rolling a single die. Find the probability of the event described. What is P(odd or prime? Since this is an "or" problem would the problem consist of 3 chances out of 6 thus my answer = 1/2?
Monday, June 14, 2010 at 8:07pm by bart

math
i would like any help or suggestions you have please as i am very stcuk on these questions thanks here is the scene: each phone call made to the emergency services has probability 0.02 that it is not legitimate. assume that the legitimacy of one call is independant of weather ...
Friday, April 20, 2007 at 11:07am by smartypants

statistics
Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability that 2 or less women ...
Tuesday, March 23, 2010 at 2:20pm by please help me!

MATH 157
Can anyone please help me understand these math problems. #4. How many three-symbol codes (letter-number-number)can be made from the letters S, P, Y, and two-digits from the set of (0, 1, 2,..., 9) without repetition? #16. A pair of dice are rolled and the sum on their ...
Wednesday, August 4, 2010 at 12:46am by Rayna

probability-April
The probability that a student passes Mathematics is 2/3 and the probability that he passes English is 4/9. If the probability that he will pass at least one subject is 4/5, then what is the probability that he will pass (i) Both the subjects? (ii) Exactly one of the subjects...
Thursday, April 18, 2013 at 10:08am by Anonymous

math help please
first card was red so now I have 51 cards 25 are red and 26 are black so 25/51 ( are you sure you typed this question the exact way it was in the book?) ------------------------------------- probability of the first 3 = 1/6 and the second not 3 = 1/6*5/6 = 5/36 since ...
Monday, January 19, 2009 at 10:35am by Damon

Mathematics
Please help... In a 200 m swimming race between 8 boys, the probability of Omar winning the race if he is in one of the two outside lanes is 1/4. If he is in any of the other lanes, the probability of Omar winning is 1/3. If the lanes are drawn at random, what is the overall ...
Tuesday, May 29, 2007 at 1:37pm by Elizabeth

Probability
When I swing at a nail, I drive it all the way in with probability 1/2. With probability 1/4, I hit it half-way in, and with 1/4 probability I miss it entirely. I'm pretty sure that if I swing 4 times at a nail, I'll get it all the way in almost all the time. Let's see if I'm ...
Sunday, November 10, 2013 at 1:43pm by Halp

PROBABILITY
This is the probability of selecting one lucky and two unlucky tickets. The probability of all events occurring is found by multiplying the individual probabilities. 3/10 * 7/9 * 6/8 = ?
Wednesday, October 20, 2010 at 2:57pm by PsyDAG

Probability
1. When two fair dice are tossed, what is the probability of a sum of 4 or a sum of 8? 2. When two fair dice are tossed, what is the probability of doubles or a sum over 9? 3. Evaluate 1025! / 1022! Please help
Wednesday, May 11, 2011 at 7:13pm by Hannah

math
Each letter has a probability of 1/26 and the numeral has a 1/10 probability. Multiply the eight probabilities and the denominator of the product will be you answer for a. The probability for "math4you" is the above product. The probability for "math" = (1/26)^4. I hope this ...
Tuesday, February 26, 2008 at 4:03pm by PsyDAG

statistics
The probability of drawing an Ace is 4/52, while the probability of drawing some other card is 48/52. The probability of all events occurring is found by multiplying the probability of the individual events. I hope this helps.
Tuesday, January 26, 2010 at 7:02pm by PsyDAG

Math: please check
I would call 4/13 the probability of drawing one of those cards. The odds against the cards being drawn is 9:4. That is the probability ratio of (not happening) to (happening).
Saturday, May 8, 2010 at 1:16am by drwls

Math ms sue please help!!!!!!
Simple probability You have 20 crayons to choose from : 5 are blue, 3 are green, 8 are red and 4 are orange. If you randomly choose one crayon, what is the probability you will get armed crayon? P(red)= I put 8 to 20= I put 80% but my friend said 40% who's correct? Help please...
Thursday, November 21, 2013 at 4:47pm by Math help

Math - PLEASE
I roll twelve 4-sided dice. What is the probability that I roll at least one 2? What is the probability that I roll exactly three 2s? i dont knowm sorry the same question was answered by Economist at 4:59
Thursday, March 29, 2007 at 4:19pm by Lauren

statistics
I am having trouble figuring out how to do this type of problem. Here is the current problem I am working on: the probability that a tomato seed will germinate is 60%. A gardener plants in batches of 12. A.) what is the probaility that exactly 10 seeds will germinate? B.) what...
Saturday, January 2, 2010 at 10:13am by Pam

Dice Probability
No. The probability of the first die rolling a 2 is 1/6. The probability of the second die rolling a 3 is 1/6. The combined probability is 1/36.
Monday, September 30, 2013 at 9:35am by Graham

math
The probability that it will be rainy on Monday is 7/10. The probability that it will be windy on Monday is 6/10. These events are independent. What is the probability that it will be rainy or windy on Monday?: * a.21/50 b.29/50 c.22/25 d.3/25 Please respond to the question ...
Saturday, September 22, 2007 at 1:15am by --

Intro to Probability, please check my work.
a) is correct b) the Probability function is: 1/8: zero heads, $0 won 3/8: one heads, $5 won 3/8: two heads, $10 won 1/8: three heads, $15 won Average winnings: 30/8 = $7.50
Sunday, February 17, 2008 at 3:35pm by drwls

Math Urgent
17. A box contains 95 pink rubber bands and 90 brown rubber bands. You select a rubber band at random from the box. Find each probability. Write the probability as a fraction in simplest form. a. Find the theoretical probability of selecting a pink rubber band. b. Find the ...
Wednesday, April 17, 2013 at 12:55pm by Anonymous

Maths
1)A two-figure number is written down at random. Find the probability that a)the number is greater than 44 b)the number is less than 100 2)A letter is picked at random from the english alphabet. Find the probability that a)the letter is a vowel (my answer=5/26) b)the letter ...
Monday, January 28, 2008 at 2:59pm by Anonymous

math-binomial prob
Use the binomial theorem to get the possibility of 0,1,2,3,4 and 5 correct. For zero correct, the probability is just (3/4)^5 = 0.2373. 3/4 is the probability of getting each one wrong. For five correct, the probability is (1/4)^5 = 0.0001 For one correct, (one success and 4 ...
Friday, December 14, 2007 at 12:44pm by drwls

algebra
a basketball player shoots 70% of freethrows he has a 1 an 1 what is the probability of him shooting o,1,2 points * algebra - bobpursley, Sunday, January 2, 2011 at 12:41pm Pr(0)=.3 Pr(1)= .7*.3 pr(2)=.7*.7 ---------------------------------- * means times, multiply probability...
Sunday, January 2, 2011 at 2:47pm by Damon

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