random

4,745 results, page 25
  1. Probality

    in a case in riverhead, New York, nine different crime victims listened to voice recordings of five diffent men. All nine victims identified the same voice as that of the criminal. If the voice identified were made by random guesses, find the probality

    asked by Anonymous on March 28, 2013
  2. statistics

    Suppose that the mpg rating of Passengers Cars is a normally distributed random variable with a mean and a standard deviation of 33,8 mpg and 3,5 mpg. Question : an automobiles manufacturer wants to build a new Passenger car with an mpg rating that

    asked by ggerrlo on November 1, 2016
  3. math

    A card is drawn at random from an ordinary deck of playing cards. Find the following odds. A. Odds in favor of drawing a 5,6,7 B. Odds against drawing a king, queen, jack, or ace D.Odds against drawing an even numbered (2,4,6,8,10)card. Can I get some help

    asked by grey on March 25, 2010
  4. 5th grade math

    Samara keeps her collection of hair bows in a box. She has 20 white bows, 20 red bows, 15 yellow bows, 25 green bows, and 20 pink bows. If she pulls out 1 bow at random, what is the probability the bow will be yellow? Can someone show me how to work this

    asked by stephon on March 27, 2014
  5. statistics

    The times taken to complete a statistics test by all students are normally distributed with a mean of 120 minutes and a standard deviation of 12 minutes. Find the probability that the mean time taken to complete this test by a random sample of 16 students

    asked by shasha on December 16, 2011
  6. statistics

    The times taken to complete a statistics test by all students are normally distributed with a mean of 120 minutes and a standard deviation of 12 minutes. Find the probability that the mean time taken to complete this test by a random sample of 16 students

    asked by shasha on December 16, 2011
  7. Stats

    The number of failures of a testing instrument from contamination particles on the product is a Poisson random variable with a mean of 0.028 failure per hour. (a) What is the probability that the instrument does not fail in an 8-hour shift? (b) What is the

    asked by Ashley on February 25, 2014
  8. Math-Stats

    The Acme Candy Company claims that 60% of the jawbreakers it produces weigh more than .4 ounces. Suppose that 800 jawbreakers are selected at random from the production lines. Would it be unusual for this sample of 800 to contain 418 jawbreakers that weigh

    asked by Melissa on July 28, 2010
  9. Math

    Please I need help! The Acme Candy Company claims that 60% of the jawbreakers it produces weigh more than .4 ounces. Suppose that 800 jawbreakers are selected at random from the production lines. Would it be unusual for this sample of 800 to contain 418

    asked by M on July 29, 2010
  10. Math : Probability and Standard Deviation

    This is a word problem. "We know that for certain workers the mean wage is $5/hr with a standard deviation of $.50. We need to find out if a worker is chosen at random what is the probability that the workers' wage is between $4.50 and $5.50? Assume a

    asked by Tiffany Johnson on October 23, 2007
  11. Statistics

    The Acme Candy Company claims that 60% of the jawbreakers it produces weigh more than .4 ounces. Suppose that 800 jawbreakers are selected at random from the production lines. Would it be unusual for this sample of 800 to contain 494 jawbreakers that weigh

    asked by Chuck on April 9, 2016
  12. statistics

    1. The quality-control inspector of a production plant will reject a batch of syringes if two or more defective syringes are found in a random sample of eight syringes taken from the batch. Suppse the batch contains 2% defective syringes. Find sigma.

    asked by Harley on June 25, 2011
  13. AP Stats (math)

    A large metropolitan area found that the time it takes for people to commute to work has a mean of 20.5 minutes and a standard deviation of 15.4 minutes. What is the probability that a random sample of 40 people have a mean commute time greater than 25

    asked by Kyle on April 7, 2013
  14. math

    In a random sample of 200 students who were asked their favorite color, it was found that twenty more students liked blue than purple and eight fewer liked green than blue. Find the number of students who chose each color as their favorite.

    asked by Riya on November 5, 2017
  15. math

    In a random sample of 200 students who were asked their favorite color, it was found that twenty more students liked blue than purple and eight fewer liked green than blue. Find the number of students who chose each color as their favorite.

    asked by Rachel on November 5, 2017
  16. math

    In a random sample of 200 students who were asked their favorite color, it was found that twenty more students liked blue than purple and eight fewer liked green than blue. Find the number of students who chose each color as their favorite.

    asked by Samuel on November 6, 2017
  17. statistics

    Suppose that 98% of your customers in your market have internet access and you select a random sample of 500 customers. What is the standard error of the proportion of customers who don’t have internet access? I seem to be struggling with no standard

    asked by john on May 10, 2012
  18. Math

    A vending machine has marbles of 4 different colors: Red, blue, purple,and yellow. The marbles are well mixed. You drop a quarter into the machine and you get 2 random marbles. Write out the sample space for the experiment. The sample space should be N =

    asked by Meredith on July 11, 2012
  19. Probability

    In a random sample of students at a middle school, 24 wanted to change the mascot, and 30 wanted to keep the current mascot. Which is the best prediction for how many of the total of 1,140 students want to keep the current mascot? (a) 507 (b) 600 (c) 633

    asked by S on July 24, 2014
  20. one-third done with new forum

    I worked on the new forum all day yesterday. It should be done by the end of tomorrow. There won't be any visual changes, but the forum should load even faster. Also, that silly random error message will stop occuring. Wonderful! Keep up the good work. DAG

    asked by Leo on October 26, 2006
  21. Statistics

    A random sample of 50 students chosen from an elementary school with 400 students was found to have a mean allowance of $26 per week with a standard deviation of $8. Obtain a 98% confidence interval for the total amount of allowance money given to students

    asked by Cam on November 13, 2013
  22. Math

    If I have a random stack of 5 quarters, the 1st 3 quarters are heads. What is the probability the the 4th quarter would be another head What is the probability the the 4th quarter would be a tail Is there a way to show the probability or odds that you

    asked by Jeff on September 23, 2015
  23. stats

    In a straight 3 lottery you choose a 3 digit number. A 3 digit number is chosen at random, If your number mataches you win $250. 1. There are two outcimes in the sample space($250,$0) using these write down a probability model for the straigjt pick three

    asked by Morgan on October 7, 2017
  24. Statistics

    During the month of July, an auto manufacturer gives its production employees a vacation period so it can tool up for the new model run.In surveying a simple random sample of 200 production workers, the personnel director finds that 38% of them plan to

    asked by Samantha on July 26, 2009
  25. Probability

    The signers of the declaration of Independence came from the 13 colonies as shown: Massachusetts: 5 New Hampshire: 3 Virginia: 7 Maryland: 4 New Jersey: 5 Pennsylvania: 9 Rhode Island: 2 New York: 4 Georgia: 3 North Carolina: 3 South Carolina: 4

    asked by Michelle on January 10, 2017
  26. math

    I have no idea where to start! *A quick quiz consists of 3 multiple choice problems, each of which has 4 answers, only one of which is correct. If you make random guesses on all 3 problems, (a) What is the probability that all 3 of your answers are

    asked by Emily on August 16, 2009
  27. Statistics

    In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.

    asked by Sarah on June 2, 2013
  28. Statistics

    In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.

    asked by Sarah on June 2, 2013
  29. Statistics

    In a certain class 27% of the students are left-handed. suppose that a random sample of 53 students is selected. Find the mean number of left-handed students in the class. Round your answer to the nearest integer. Pls help!

    asked by sam on October 1, 2015
  30. statistics help

    Tests on a Chevy Cobalt incdicate a population mean of 32 mpg and a population standard deviation of 3.5 mpg. You take an SRS (sample random sample) of 10 cars to get a sample mean. What is the probability that your sample mean is greater than 34 mpg? I am

    asked by S on December 8, 2015
  31. math

    Alottery has 100 tickerts which are placed in a barrel . Three tickets are drawn at random from the barrel to decide 3 prizes . If john has 3 tickets in the lottery , determine his probability of winning : A.first prize. B.first and second prize. C.all 3

    asked by katy on September 24, 2012
  32. statistics

    400 draws are made at random with replacement from 5 tickets that are marked -2, -1, 0, 1, and 2 respectively. Find the expected value of: 1. the number of times positive numbers appear 2. the sum of all the numbers drawn 3. the sum of the positive numbers

    asked by AmmanJordan on May 3, 2013
  33. math

    A survey by Men’s Health magazine stated that 40% of men said they used alcohol to reduce stress. At   0.10, test the claim that a random sample of 100 men was selected and 30 said that they used alcohol to reduce stress. Use the P-value method.

    asked by v on January 17, 2013
  34. math

    A poultry farmer vaccinated 540 of his 720 chickens against a disease. Two months later, 5% of the vaccinated and 80% of the unvaccinated chicken, contracted the disease. Calculate the probability that a chicken chosen random contracted the disease.

    asked by kudu on February 10, 2015
  35. Simple Math

    Please help me with this problem . It is not hard but I need some help . In a clinical trial, a drug used to relieve pain caused side effects in 9% of the patients who took it. For a new trial, two patients were selected at random. Find the probability

    asked by Jessica on March 31, 2013
  36. Math, Help!!

    In a group of 25 boys, 20 play ice hockey and 17 play baseball. they all play at least one of the games. What is the probability that a boy chosen at random from the class plays ice hockey but not baseball? Note:is 3 the right answer Thanks

    asked by S.A on March 13, 2017
  37. Stats

    In an elementary school, 29% of children wear glasses. Suppose that a random sample of 31 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.

    asked by Semmy on October 13, 2015
  38. math

    After years of teaching, I can say (with 100% made up certainty) that the average number of questions the typical student can complete per minute is 5.  If I choose any student at random (I'm looking at you), what is the probability that yo...er that

    asked by josh on October 12, 2017
  39. Calculus

    the path of a particle in the xy-plane is vector r = (cos2t, sint) for t for all [-pi/2, pi] where t represents time. Sketch the path. Is it a smooth curve? How do i sketch the path? do i just plug in random points between [-pi/2, pi]? how would i connect

    asked by mark on September 20, 2008
  40. Statistics

    In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.

    asked by Sarah on June 2, 2013
  41. Math

    A random sample of 50 was taken from a shipment of 12,000 light bulbs. There were 2 broken bulbs in the sample. How many broken bulbs would you expect in the entirs shipment? A. 240 B. 480 C. 2,400 D. 4,800 My answer is B, am I correct?

    asked by dee daa dee da de da on April 19, 2018
  42. Statistics

    In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.

    asked by Sarah on June 2, 2013
  43. calculus

    the path of a particle in the xy-plane is vector r = (cos2t, sint) for t for all [-pi/2, pi] where t represents time. Sketch the path. Is it a smooth curve? How do i sketch the path? do i just plug in random points between [-pi/2, pi]? how would i connect

    asked by mark on September 20, 2008
  44. Statistics

    In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.

    asked by Sarah on June 2, 2013
  45. Math

    A bag contains 5 balls,8 white balls, 9 green balls,7 blue balls& 6 yellow balls.A ball is drawn at random .Find the probablity that the ball in neither green nor red ?

    asked by Rajit Rastogi on March 8, 2012
  46. statistic

    A computerstore has 75 printers of which 25 are laser printers and 50 are ink jet printers. If a group of 10 printers is chosen at random from the store, find the mean and variance of the number of ink jet printers.

    asked by Michaela on November 21, 2013
  47. Math

    Can someone please explain how to solve this problem? A bag contains 6 blue marbles, 10 red marbles, and 9 green marbles. If two marbles are drawn at random without replacement, what is the probability that two green marbles are drawn?

    asked by Jacob harry on June 4, 2014
  48. math

    1. Jennifer writes the letters M-O-N-T-A-N-A on cards and then places the cards in a hat. What is the probability of picking an M? (1 point) one-sixth one-seventh The fraction is 6 over 1. start fraction 7 over 1 end fraction 2. Jennifer writes the letters

    asked by mrs sue help on April 17, 2018
  49. statistics

    Let x denote the time taken to run a road race. Suppose x is approximately normally distributed with a mean of 190 minutes and a standard deviation of 21 minutes. If one runner is selected at random, what is the probability that this runner will complete

    asked by Eddie on December 5, 2014
  50. statistics - math

    Sixty percent of the students at a particular community college are female. If 13 students at that community college are selected at random, find the probability that 5 or 6 students will be female. Use Appendix Table or Excel function for Binomial

    asked by tanya on December 4, 2010
  51. statistics

    the weights of shells follow a normal distribution. a random sample of 12 hybrid shells a a mean weight of 1.7 pounds with standard deviation 0.24 pounds. Find a 95 % confidence interval level for the mean weight if the fall catch is within 0.1 pounds of

    asked by Lost37 on March 21, 2013
  52. Statistics

    In a certain city, there are 10,000 persons age 18 to 24. A simple random sample of 500 such persons is drawn, of whom 200 turn out to be currently enrolled in college. Find a 90% con¯dence interval for the percentage of persons age 18 to 24 in the city

    asked by Teddy on May 15, 2011
  53. Math

    The Acme Candy Company claims that 60% of the jawbreakers it produces weigh more than .4 ounces. Suppose that 800 jawbreakers are selected at random form the production lines. Would it be unusual for this sample of 800 to contain 386 jawbreakers that weigh

    asked by Paul on October 3, 2013
  54. statistics

    The distribution of weekly salaries at a large company is right skewed with a mean of $1000 and a standard deviation of $350. What is the probability that the sampling error made in estimating the mean weekly salary for all employees of the company by the

    asked by Anonymous on June 18, 2013
  55. Programming Java

    I am learning Java in programming right now. I need to write a program that should have an output like this: The program says "Type ten names". Then ten names sould be typed a person. Then the program chooses a random name from the list and displays it on

    asked by Valerie on November 16, 2017
  56. probability

    A jar contains 3 red balls and 2 green balls. You draw one ball at random. Determine the probability of selecting a. red b. green c. blue d. red or green

    asked by Evangelina on March 17, 2011
  57. probability

    Q: A train and a bus arrive at random between 9AM and 10AM. The train stops for 10 minutes and bus for ‘x’ minutes. Find ‘x’ so that the bus and train will meet with probability of 0.5

    asked by E V Shashank on February 7, 2014
  58. tempe

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.5 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 32 U.S. women would

    asked by Paul on March 5, 2013
  59. Statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.5 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 32 U.S. women would

    asked by Paul on March 5, 2013
  60. stats of biologists

    a manufacturer claims that the life time of a certain brand of batteries has a varaince of 5000(hours)^2. a sample of 26 has a variance of 7200(hours)^2. assuming that it is reasonable to treat these data as a random sample from a normal population, test

    asked by Aboli on February 14, 2013
  61. physics

    A hiker makes four straight-line walks A 31 km at 299 degrees B 32 km at 210 degrees C 29 km at 59 degrees D 22 km at 150 degrees in random directions and lengths starting at position (41 km, 41 km). Which vector will return the hiker to the starting

    asked by Joe Rogers on September 20, 2012
  62. Statistics

    If the probability of randomly choosing a county resident from a class of students is 65%, what is the probability of selecting exactly 7 county resident out of a random group of 10 students?

    asked by Kim on December 7, 2016
  63. MATH PLZ HELP

    i do not know how to do this question. can someone help me with this question? 7. A jar contains 5 green erasers, 2 striped erasers, 4 pink erasers, and 3 white erasers. You select an eraser at random. What is P(not pink)?

    asked by Anonymous on May 29, 2014
  64. stat probability

    According to an Internet posting, 65% of adults enjoy drinking soda. Choose a group of 12 adults at random. The probability that none of them enjoy drinking soda is?

    asked by Lynn on April 8, 2013
  65. Maths

    Somebody please solve this A bag contains 5 red balls 4 blue balls and m green balls.Two balls are drawn at random from the bag.If probability of both being green is 1/7,then find m.

    asked by Nikhat zaka on February 4, 2016
  66. Statistics

    In the United States, 43% of people wear a seat belt while driving. If two people are chosen at random, what is the probability that both of them wear a seat belt?

    asked by Lou on December 12, 2008
  67. statistics

    39% of households have some sort of high speed internet service. 15 homes are selected at random. the probability that 5 homes will have high speed service is?

    asked by Anonymous on June 17, 2012
  68. LBCC

    According to an Internet posting, 65% of adults enjoy drinking soda. Choose a group of 12 adults at random. The probability that none of them enjoy drinking soda is?

    asked by Lynn on April 7, 2013
  69. statistics

    In a statistics class of 45 students, 12 have a strong intrest in statistics. If two students are selected at random from this class, what is the propability that both of them have a strong interest in statisitcs?

    asked by ashley on March 31, 2014
  70. algebra

    55% of the people in a town have brown eyes. you choose a random sample of 200 people to survey regarding their eye color. What is the mean and standard deviation of the proportion of people in your sample that have brown eyes?

    asked by Anonymous on January 16, 2011
  71. survey of mathematics

    The numbers 1-10 are written on a sheet of paper and the ten sheets of paper are placed in a bowl. If one sheet of paper is selected at random from the bowl, determine the probability that the number selected is odd. (Points: 1)

    asked by peta-gaye smith on July 28, 2010
  72. Statistics

    In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 25 patients using the is selected. Find the mean and standard deviation of patients having a mild side effect. I know the mean is

    asked by Jasmine on June 21, 2018
  73. Probability

    The results of a survey asking 100 people how they get their news. 15 From newspapers; 25 From television; 40 From both newspapers & Television and 20 from no sources; ------------------------- What is the probability that a person selected at random from

    asked by LP on January 6, 2013
  74. statistics

    a random sample of 20 prices for summer sleeping bags was taken with a sample mean of $83.75 and a sample standard deviation of $29.97 a. Find a 95% confidence interval for the mean price of all summer sleeping bags. b. what is m i.e., what is the margin

    asked by julie on April 29, 2012
  75. Maths

    A random sample of 1200 engineers included 48 Hispanic Americans,80 African Americans, and 204 females. Determine 90% CI for the proportion of all engineers that are a) female b) Hispanic Americans or African American

    asked by Nithi on August 19, 2014
  76. Math

    A bag contains 4 green marbles, 6 red marbles, and 2 white marbles. Three marbles are drawn at random with replacement. With replacement means that after a marble is drawn, it is replaced before the next one is drawn. Find the probability of all three

    asked by Junior on May 18, 2012
  77. Statistics

    In a certain class 27% of the students are left-handed. suppose that a random sample of 53 students is selected. Find the mean number of left-handed students in the class. Round your answer to the nearest integer.

    asked by Obi on October 1, 2015
  78. Statistics

    Among companies doing highway or bridge construction, 80% test employees for substance abuse. A study involves the random selection of 10 such companies. Find the probability that exactly 5 of the 10 companies test for substance abuse.

    asked by Chanel on April 27, 2011
  79. Math

    The 13-member math club needs to choose a student government representative. They decide that the representative, who will be chosen at random, CANNOT be any of the 3 officers of the club. What is the probability that Samara, who is a member of the club

    asked by Anonymous on May 7, 2015
  80. Algebra 2

    A card is drawn at random from a full pack of playing cards. It is not put back. A second card is then drawn from the same pack. (a) Find the probability that: (i) both cards are sevens (ii) neither card is a seven (iii) at least one seven is obtained

    asked by Luke on November 21, 2013
  81. stats

    a random sample of 20 prices for summer sleeping bags was taken with a sample mean $83.75 and a sample standard deviation of $29.97 a) find a 95% confidence interval for the mean price of all summer sleeping bags b)what is m i.e. what is the margin f

    asked by Anonymous on April 30, 2012
  82. Math

    Can someone guide me with this question? Four teachers and five students have volunteered to serve on the school's fundraising committee, which is chaired by the principal. The principal wishes to select the committee using a random draw. He places each

    asked by Jay on May 2, 2011
  83. statistics

    Suppose babies born in a large Hospital have a mean weight of 4088 in a variance of 5569. if 128 babies are sample that a random from the hospital what is the probability that the mean weight of the sample babies would differ from the population mean by

    asked by Marcus on March 17, 2016
  84. Algebra 2

    A simple random sample of 50 adults was surveyed, and it was found that the mean amount of time that they spend surfing the Internet per day is 54.2 minutes, with a standard deviation of 14.0 minutes. What is the 99% confidence interval for the number of

    asked by Jasmine on December 9, 2014
  85. Statistics

    The distribution of weekly salaries at a large company is reverse J-shaped with a mean of $1000 and a standard deviation of $370. What is the probability that the sampling error made in estimating the mean weekly salary for all employees of the company by

    asked by Janet on April 13, 2015
  86. statistics

    List below are the duration (in hours) of a simple random sample of all flights of a space shuttle program. Find the range, variance, and standard deviation for the sample data. Is the lowest duration time unusual? Why or hwy not? 73 95 238 199 166 268 198

    asked by angela on October 29, 2013
  87. Statistics

    A random sample of 90 observations produced a mean that = 25.9 and a standard deviation s =2.4 (a)Find a 95% confidence interval for u (b)Find a 90% confidence interval for u (c)Find a 99% confidence interval for u (Use integers or decimals for any number

    asked by Carol Harper on March 23, 2014
  88. statistics

    A psychic was tested for ESP. The psychic was presented with 400 cards face down and was asked to determine if the card was one of four symbols: a cross, a star, a circle, or a square. The psychic was correct in 120 of the cases. Let p represent the

    asked by Anonymous on February 24, 2014
  89. statistics

    Consumer Reports rated airlines and found that 80% of flights involved in the study arrived on time (that is, within 15 minutes of scheduled arrival time). Assuming that the on-time rate is representive of the entire commercial airline industry, consider a

    asked by Vickie on December 13, 2011
  90. Statistics

    For some reason I didn't get the entire questions submitted on the previous email. I really need help with the last part - the part about the crusty old professor. THANKS. K Students in a very large first year college class at a prestigious college were

    asked by Kayse on August 5, 2007
  91. Statistics Question

    Consumer Reports rated airlines and found that 80% of flights involved in the study arrived on time (that is, within 15 minutes of scheduled arrival time). Assuming that the on-time rate is representive of the entire commercial airline industry, consider a

    asked by Sam on December 14, 2011
  92. Stats

    Consumer Reports rated airlines and found that 80% of flights involved in the study arrived on time (that is, within 15 minutes of scheduled arrival time). Assuming that the on-time rate is representive of the entire commercial airline industry, consider a

    asked by Sam on December 13, 2011
  93. Probability

    You have a sample space of 2 events called A and B. From your experimental observations you determine the probability of A or B {i.e. P(A or B)} to be 71%. You also conclusively determine that the probability of A is 30% and the joint probability of both

    asked by DLCS on June 30, 2012
  94. Math

    A swim team consists of 7 boys and 5 girls. A relay of 4 swimmers is chosen at random from the team members. What is the probability that there are 3 boys on the relay team given that there is 1 girl on the relay team. Express your answer as a fraction in

    asked by Hal on April 10, 2018
  95. algebra 2b

    A simple random sample of 50 adults was surveyed, and it was found that the mean amount of time that they spend surfing the Internet per day is 54.2 minutes, with a standard deviation of 14.0 minutes. What is the 99% confidence interval (z-score = 2.58)

    asked by kevin on May 17, 2016
  96. Statisitcs

    The mean height of fully grown birch trees are 18 feet with a standard deviation of 1.2 feet, normally distributed. Random samples of size 9 are drawn from this population and the mean of each sample is determined. Find that mean and the standard error of

    asked by D on November 14, 2012
  97. statistics

    Use the given confidence level and sample data to find a confidence interval for the population standard sigma. Assume that a simple random sample has been selected from a population that has a normal distribution. salaries of college graduates who took a

    asked by rich on December 29, 2011
  98. Statistics

    A study conducted by an airline showed that a random sample of nine of its passengers disembarking at the Cleveland airport, took an average of 24.1 minutes to claim their luggage. From a previous survey it was willing to assume that time to claim luggage

    asked by Blerp on November 16, 2012
  99. Statistic

    A basketball player makes 80% of her free throws. Recently during a very close game, she shot 5 free throws near the end of the game and missed 3 of them. The fans booed. What is the probability of her missing 3 (or more) free throws out of 5? Set up and

    asked by bowershe on January 29, 2014
  100. algebra and geometry

    1) in a random survey of students, 152 students could swim and 48 could not. what is the probability that a student can swim? 2) suppose you spin two spinners, one marked 1 through 4 and the other marked A through E. how many possible outcomes are there?

    asked by Anonymous on March 21, 2013

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