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. The null hypothesis that is being tested is

Question

Quizplus · Accepted Answer

The null hypothesis being tested is related to the proportion of people who prefer Brand X over Brand Y. The correct statement of null hypothesis is H₀: p = 0.5, where p is the proportion of people who prefer Brand X over Brand Y. Option D is the correct choice as it directly represents the proportion being tested for equality.

Exhibit 18-1 Ten People Were Given Two Types of Cereal μ\muμ

Exhibit 18-1
Ten People Were Given Two Types of Cereal $\mu$