Exhibit 18-1 Ten People Were Given Two Types of Cereal, Brand X

Multiple Choice

Exhibit 18-1
Ten people were given two types of cereal, Brand X and Brand Y. Three people preferred Brand X, 5 people preferred Brand Y, and 2 people were undecided. We want to determine whether or not the two products are equal.
-Refer to Exhibit 18-1. To test the null hypothesis, the appropriate probability distribution to use is

A) normal
B) chi-square
C) Poisson
D) binomial