Twenty-five individuals are randomly selected out of 100 shoppers leaving a local bedding store.Each shopper was asked if they made a purchase during their visit.Each of the shoppers has the same probability of answering 'yes' to having made a purchase.The probability that exactly four of the twenty-five shoppers made a purchase could best be found by _______.
A)using the normal distribution
B)using the binomial distribution
C)using the Poisson distribution
D)using the exponential distribution
E)using the uniform distribution

Question

Quizplus · Accepted Answer

The scenario describes a binomial distribution because it involves a fixed number of trials (25 shoppers), each with two possible outcomes (made a purchase or did not make a purchase), and the probability of success (making a purchase) is the same for each trial.

Twenty-Five Individuals Are Randomly Selected Out of 100 Shoppers Leaving