# math -binomial probability

139,247 results

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...

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 ...

Statistics
Assume that a procedure yields a binomial distribution with n=3 trials and a probability of success of p= 0.90. Use a binomial probability table to find the probability that the number of successes x is exactly 1.

Probability and statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability p of success on a single trial.n=22, x=18, p=0.85, q=.15

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...

binomial probabbility
Assume that a procedure yields a binomial distribution with a trial repeated n times. use the binomial probability formula to find the probability of x success given the probability p of success on a single trial. 1. by formula- n=9, x=2, p=0.35 2. by PDF- n=15, x=13, p=1/3

STATISTICS
(a) With n=12 and p =0.4 find the binomial probability that p(9) by using a binomial probability table. (b) np ¡Ý5, nq¡Ü5, also estimate the indicated probability by using the normal distribution as an approximation to the binomial, is np < 5 or nq < 5 than state the...

Statistics
(a) With n=12 and p =0.4 find the binomial probability that p(9) by using a binomial probability table. (b) np ¡Ý5, nq¡Ü5, also estimate the indicated probability by using the normal distribution as an approximation to the binomial, is np < 5 or nq < 5 than state the...

stastistics
With n=13 and p=0.7, find the binomial probability P(9)by using a binomial probability table. If np> and nq>5, also estimate the indicated probability by using the normal distribution as an approximation to the binomial,if np<5 of nq<5 then state that the normal ...

statistics
With n=13 and p= 0.7, find the binomial probability p(9) by using a binomial probability table. If np> and nq> 5, also estimate the indicated probability by using the normal distribution as an approximation to the binomial, if np<5 or nq<5 then state that the ...

statistics
Assume a binomial probability distribution has p = .60 and n = 200. a)What are the mean and standard deviation (to 2 decimals)? b)Why can the normal probability distribution be used to approximate this binomial distribution? c)What is the probability of 100 to 110 successes (...

Statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability p of success on a single trial. n=21, x=18, p=0.75

Statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability of success on a single trial, n=9, x=2, p=0.35.

Statistics
Suppose we want to determine the (binomial) probability (p) of getting 4 heads in 15 flips of a 2-sided coin. Using the Binomial Probabilities Table in Appendix B of the text, what values of n, x and p would we use to look up this probability, and what would be the probability?

NSU, Finite Math
Problem Solving:Using the Binomial Formula: P(x)=(nCx)pxqn-x A Dozen Eggs An egg distributor determines that the probability that any individual egg has a crack is .014. a)Write the binomial probability formula to determine the probability that exactly x of n eggs are cracked...

probability/binomial
i'm having trouble with probability and the binomial thm, could i get a good website with problems

statistics
Consider a binomial experiment with 20 trials and probability 0.45 on a single trial. Use the binomial distribution to find the probability of exactly 10 successes. Round your answer to the thousandths place

Statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability p of success on a single trial. n=19, x=15 p=.85, find P(15)

math
Suppose x has a binomial probability distribution with n = 200 and p = 0.60. Use the normal approximation to the binomial to find P (X > 130).

statistics
S) Suppose we want to determine the (binomial) probability (p) of getting 5 heads in 15 flips of a 2-sided coin. Using the Binomial table in the appendix of the text, what values of n, x, and p would we use to look up this probability, and what would be the probability? n=...

math
Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT 1025 class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial distribution, (ii) the ...

math
Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT 1025 class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial distribution, (ii) the ...

Math
For a binomial distribution with n=20 trials and probability of success p=.05, we let r= number of successes out of 20 trials. Use the normal approximation to estimate P(6<=r<=12). How does this value compare with the corresponding probability obtained using the binomial...

statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use a binomial probabilities table to find the probability of x successes given the probability p of success in a given trial. n= 3 , x=1, p= 0.60

statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use a binomial probabilities table to find the probability of x successes given the probability p of success on a given trial. n=8, x=2, p=0.30

Stat
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use a binomial probabilities table to find the probability of x successes given the probability p of the success on a given trial N=9 X=0 p=0.30

Math
There is a 100 question multiple choice test each with 5 choices. You randomly guess each question. Set up the binomial probability formula to find the probability of getting exactly 80 correct out of 100. Check to see if you can use the normal approximation to binomial ...

math-binomial prob
I do not understand the binomial theorem. One of my questions is "there are 5 mutiple choice questions with 4 possible answers each. What is the probability of getting more than 3, exactly 3, and less than 3 correct?" Thanks for any help:)

binomial distribution
Assume that a procedure yields a binomial distribution with a trial repeated n=5n=5 times. Use some form of technology to find the probability distribution given the probability p=0.687 of success on a single trial.

Statistics
Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial distribution, (ii) the Normal ...

stats
Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT 1025 class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial distribution, (ii) the ...

Statistics
2. (TCO 5) A company produces electronic equipments claims that 98% of their products never need any kind of maintenance. We selected 10 of their products and we wanted to know the probability that 8 of them never need maintenance. Choose the best answer of the following: (...

Math
Rules on multiplying Monomial to monomials ; Monomial to Binomial : Binomial to Binomial ; Binomial to Trinomial ?

math/statistics
Could anyone explaint to me what role the Binomial Theory plays in statistics and probability? Using statistics, we can make statements about a population based on sample data. Probability helps us make those statements. The binomial theory can be used to determine ...

Probability
A salesperson contacts eight potential customers per day. From past experience, we know that the probability of a potentail customer making a purchase is 0.10. a) What is the probability the salesperson will make at least two sales in a day? -Do you use binomial formula for ...

statistics/probability
One statistic used to assess professional golfers is driving accuracy, the percent of drives that land in the fairway. Driving accuracy for PGA Tour professionals ranges from about 40% to about 75%. Tiger Woods hits the fairway about 60% of the time. One reason why the Normal ...

algebra 2
this binomial can be factored as the product of a binomial and trinomial. Enter the binomial factor. 64y^15 + 125

Statistics
Find the normal approximation for the binomial probability that x = 5, where n = 12 and p = 0.7. Compare this probability to the value of P(x=5) found in Table 2 of Appendix B in your textbook.

Statistics-Probability
Consider a binomial random variable X with parameters(4,1/2). Find the conditional probability mass function of X given that X is odd

math -binomial probability
astrid and iman are planing a vaction trip to the island of capri, where the probability of snow on any day is 0.35. what is the probability that during their five days on the island , they will have snow on exactly three of the five days?

STATS
The probability of a manufacturing defect in an aluminum beverage can is .00003. If 100,100 cans are produced, (a) Find the approximate probability of at least two defective cans. (Round your answer to 4 decimal places.) (b) Find the approximate probability of at least three ...

statistics
Consider a binomial experiment with 20 trials and a probability of 0.45 on a single trial.Use the normal distribution to find the probability of exactly 10 successes.

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 ...

Assume a binomial probability distribution has p = .60 and n = 200. c. What is the probability of 100 to 110 successes (to 4 decimals)? d.What is the probability of 130 or more successes (to 4 decimals)?

Assume a binomial probability distribution has p = .60 and n = 200. a. What is the probability of 100 to 110 successes (to 4 decimals)? b. What is the probability of 130 or more successes (to 4 decimals)?

math check
x is a binomial random variable. (Give your answers correct to three decimal places.) (e) Calculate the probability of x for: n = 3, x = 1, p = 0.45 P(x) = .I got 0.41 (f) Calculate the probability of x for: n = 6, x = 6, p = 0.25 P(x) = I got 1.50

statistics
Assume a binomial probability distribution has p = .60 and n = 200. c. What is the probability of 100 to 110 successes (to 4 decimals)? d. What is the probability of 130 or more successes (to 4 decimals)?

statistics
Assume a binomial probability distribution has p = .60 and n = 200. c. What is the probability of 100 to 110 successes (to 4 decimals)? d. What is the probability of 130 or more successes (to 4 decimals)?

math
consider a scenario where a binomial experiment is conducted and the probability of success in each trial is 40%. if the experiment includes 15 trials, what is the probability that out of those 15 trials, exactly 10 will be successful? Pls help with formula!

Probability
For each of the following statements, determine whether it is true (meaning, always true) or false (meaning, not always true). Here, we assume all random variables are discrete, and that all expectations are well-defined and finite. Let X and Y be two binomial random variables...

Statistics
A company claims that no more than 5% of a particular product has a defect. In a shipment of 15 units what is the probability of receiving 3 or 4 defective units? You can probably use a binomial probability function for this problem. P(x) = (nCx)(p^x)[q^(n-x)] n = 15 x = 3, 4 ...

Statistics
A popular resort hotel has 300 rooms and is usually fully booked. About 4% of the time a reservation is cancelled before 6:00 PM deadline with no penalty. What is the probability that at least 280 rooms will be occupied? Use binomial distribution to find the exact value and ...

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, ...

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 ...

Math
Use the binomial probability to solve. Basketball Suppose you make 90% of your free throws and you attempt 3 free throws. Use the Binomial Theorem to calculate each probability. a. You do not make any of them. - I have this one b. You only make 1 of them. - I have this one c. ...

Stats
Use the normal distribution to approximate the following Binomial probability. A product is manufactured in batches of 100 and a defect rate of 8%. Find the probability of more then 7 defects.

Binomial and Poisson distribution
A machine produces ribbon in which flaws occur randomly at an average rate of one flaw in 100m. Find the probability that there are 3 or more flaws in a randomly chosen 200m of ribbon. Find the length of ribbon such that the probability that it contains no flaws is 0.001. ( Is...

statistics
Consider a binomial experiment with 20 trials and probability 0.45 on a single trial. Use the normal distribution to find the probability of exactly 10 successes. Round your answer to the thousandths place.

statistics
Consider a binomial experiment with 20 trials and probability 0.45 on a single trial. Use the normal distribution to find the probability of exactly 10 successes. Round your answer to the thousandths place.

statistic
Quiz has 6 questions. Each question has five possible answers, only one of each 5 answers is correct. If student randomly guesses on all six questions, what is the probability to answer 2 questions right? Tip: first, you have to define parameters of Binomial distribution: n - ...

Statistics
In a particular suburb 30% of housholds have installed electronic security systems. If 2 households are chosen at random from this area, what is the probability that neither has installed a security system? Using the binomial probability function for this problem: P(x) = (nCx...

math
What is the probability of 5 or fewer successes in a binomial experiment with 7 trials if in each trial, the porbability of success is .8?

check math
If x is a binomial random variable, calculate the probability of x for each case. n=4, x=1, p=0.3 answer 0.4116

Math
Part 1: Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial? Create a sample problem that has a binomial which IS a factor of the polynomial being divided, and another problem that has a binomial which is NOT a factor of...

Math
Part 1: Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial? Create a sample problem that has a binomial which IS a factor of the polynomial being divided, and another problem that has a binomial which is NOT a factor of...

x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Changed: Your submitted answer was incorrect. 0.15 x 0 = 0 . (b) Calculate the probability of x for: n = 3, x = 3, p = 0....

Probability and Statistics
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a random sample of 15 adults is selected. If the number of college graduates in the sample is anywhere from 6 to 12, we shall not reject the null ...

Statistics
Put in Binomial Probability Formula? probability ( 2 of 22 are lost) = C(22,2) (1/200)^2 (199/200)^20

Math check and question
x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Correct: Your answer is correct. . (0.85) (b) Calculate the probability of x for: n = 3, x = 3, p = 0.15 P(x) = Incorrect...

Binomial
Independent samples of n1 = 400 and n2= 400 observations were selected from binomial populations 1 and 2, and x1 = 100 and x2 = 127 successes were observed. What is the best point estimator for the difference ( p1-p2) in the two binomial proportions? a. -0.0675 b. -0.1250 c. 0...

Probability and Statistics
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a random sample of 15 adults is selected. If the number of college graduates in the sample is anywhere from 6 to 12, we shall not reject the null ...

Probability and Statistics
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a random sample of 15 adults is selected. If the number of college graduates in the sample is anywhere from 6 to 12, we shall not reject the null ...

Probability and Statistics
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a random sample of 15 adults is selected. If the number of college graduates in the sample is anywhere from 6 to 12, we shall not reject the null ...

algebra
the binomial 8y^12+z^6 can be factored into a binomial and a trinomial. the binomial factor is (2y^4+z^2). whats the trinomial?

probability
What is the probability of getting 80% or more of the questions correct on a 10-question true-false exam merely by guessing? probability - Damon, Wednesday, March 6, 2013 at 2:53am Binomial distribution with p = .5 p(10 right) = c(10,10) .5^10 (.5)^0 =.5^10 = .000976 p( 9 ...

Math
Expand Your Knowledge: Negative Binomial Distribution Suppose you have binomial trials for which the probability of success on each trial is p and the probability of failure is q= 1-p. Let k be a fixed whole number greater than or equal to 1. Let n be the number of the trial ...

Statistic
6.16 Calculate each binomial probability: a. X = 2, n = 8, ð = .10 b. X = 1, n = 10, ð = .40 c. X = 3, n = 12, ð = .70 d. X = 5, n = 9, ð = .90

Statistics
Calculate each binomial probability: a. X = 2, n = 8, ð = .10 b. X = 1, n = 10, ð = .40 c. X = 3, n = 12, ð = .70 d. X = 5, n = 9, ð = .90

binomial
Independent samples of n1 = 400 and n2= 400 observations were selected from binomial populations 1 and 2, and x1 = 100 and x2 = 127 successes were observed. Calculate the approximate standard error for the statistic, the point estimator for the difference ( p1-p2) in the two ...

probabilities
A brand name has 50% recognition rate. Assume the owner of the brand wants to verify that rate by beginning with a small sample of 6 randomly selected consumers. How would you do the binomial probability formula can be used to find the simple binomial probabilities for n = 6 ...

Statistics
The probability distribution of number of calls coming to a call center every 15 minute period is shown below. x 5 6 7 8 9 10 11 12 13 p ( x ) 0.02 0.04 0.07 0.08 0.09 0.11 0.12 0.13 0.10 Continued… x 14 15 16 17 18 19 20 p ( x ) 0.07 0.06 0.04 0.03 0.02 0.01 0.01 1. This ...

math
integral from 5 to 0 1/(4+x^2)^1/2 this is what i have so far 1/(sq.root(4+x^2)) as (1/2) (1+y)^-(1/2) with y=(x/2)^2 The binomial series of (1+y)^a = sum_k (a,k) y^k where (a,k) is the binomial symbol. In this case a=-1/2. for some reason when i plug in the values i get the ...

statistics
Of all 3- to 5-year old children, 56% are enrolled in school (p=0.56). We are looking at a sample of 500 (n=500) such children, and this is thought to follow a binomial distribution. Use the normal approximation to the binomial to find the probability that at least 300 of ...

statistics
A Gallup poll of 1236 adults showed that 12% of the respondents believe that it is bad luck to walk under a ladder. Consider the probability that among 30 randomly selected people from 1236 who were polled, there are at least 2 who have that belief. Given that the subjects ...

Statistics/Probability
Suppose it is known that a new treatment is successful the cases. If it is tried on 15 patients, find the probability [Use binomial distribution]. (a) at most 6 will be cured (b) twelve or more will be cured (c) at least two will be cured.

statistics
7. The following statements are true for a binomial distribution except: (a) Binomial is a continuous probability distribution. (b) There are n number of trials. (c) There are two possible outcomes for each trial: Success (S) and Failure (F). (d) The trials are independent of ...

stat
if the probability of a newborn child being female is 0.5, find the probability that in 100 births, 55 or more will be female.use the normal distribution to approximate the binomial distribution

Statistics
If the probability of a newborn child being female is 0.5, find the probability that in 100 births, 55 or more will be female. Use the normal distribution to approximate the binomial distribution.

Algebra Question~!
Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial? Create a sample problem that has a binomial which IS a factor of the polynomial being divided, and another problem that has a binomial which is not a factor of the ...

probability
Please help me solve this problem step by step pleaseeee! The probability that an archer hits the target is p= 0.8, so the probability that he misses the target is q = 0.2. It is known that in this situation the probability that the archer hits the target exactly r times in n ...

statistics
In this summer school class there are 28 male students and 15 female students. An experiment is done that consists of selecting a student at random, and recording their gender. This is done 4 times WITH REPLACEMENT. 1) Fill in the following probability table for the number of ...

qnt/561
Help bad golf balls shall not be greater than 1.620 ounces (45.93) the diameter of the ball shall be less than 1.680 inches the velocity f the ball shall not be greater than 250 feet per second. they check these often using random sampling, the dozen of each kind are sampled ...

university of phoenix
In a binomial distribution, n = 12 and π = .60. find the probability x=5

Statistics - Central Limit Theorem
Actually I'm asking this question because I found my answer for the HW question somewhat weird, but I still can't determine where did I make mistakes. Given: A basketball player can score on a particular shot with p = 0.3. Let S be the number of successes out of 25 independent...

Another binomial distribution question
hi, i'd also really like some help for another binomial distribution question, i have no idea where to start... the question is: A manufacturer makes 10,000 ball point pens per day and estimates that 400 will be defective. She decides that if a random sample of 10 pens contain...

Statistical Methods
Calculate the probability that 3 or fewer rainy days occur during the next 15 days. The probability any day is rainy is .2. For this question I tried using binomial distribution by setting x = 0, 1, 2, 3. p=.2 and n =15. After doing all of them, Do add the probabilities to get...

algebra--1 question
Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial? Create a sample problem that has a binomial which IS a factor of the polynomial being divided, and another problem that has a binomial which is NOT a factor of the ...

probability
Make a histogram showing the binomial probability distribution for the following: A waiter at the Green Spot resturant has learned from long experience that the probability that a lone diner will leave a tip is only 0.7. During one lunch hour he serves six people who are ...

Math - Statistics
A six-sided die is rolled 36 times. What is the probability that an odd number is rolled at most 15 times? What is the probability that an odd number is rolled exactly 15 times? Use the Normal Approximation to a Binomial.

Algebra Binomial Theorem
Hi, can somebody help me with this math problem I am stuck on? How do I use binomial theorem to expand(2x – 5y)^3. I need to show my word so any help you can provide would be greatly appreciated.

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