In each of the following situations, is it reasonable to use a binomial distribution for the random
Question:
In each of the following situations, is it reasonable to use a binomial distribution for the random variable X? Give reasons for your answer in each case.
a. In a random sample of students in a fitness study, X is the mean daily exercise time of the sample.
b. A manufacturer of running shoes picks a random sample of 20 shoes from the production of shoes each day for a detailed inspection. X is the number of pairs of shoes with a defect.
c. A nutrition study chooses an SRS of college students. They are asked whether or not they usually eat at least five servings of fruits or vegetables per day. X is the number who say that they do.
d. X is the number of days during the school year when you skip a class.
Stats Data and Models
ISBN: 978-0321986498
4th edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock