To ensure quality, customer calls for airline fare quotations are monitored at random. On a particular Thursday afternoon, ticket agent Bob gives 40 fare quotations, of which 4 are incorrect. In a random sample of 8 of these customer calls, which model best describes the number of incorrect quotations Bob will make?
A)Binomial
B)Poisson
C)Hypergeometric
D)Geometric

Question

Quizplus · Accepted Answer

The hypergeometric model is best because it involves sampling without replacement from a finite population where each sample can be classified into one of two categories (correct or incorrect quotations).

To Ensure Quality, Customer Calls for Airline Fare Quotations Are