Ten people were given two types of cereal, Brand X and Brand Y. Three people preferred Brand X, five people preferred Brand Y, and two people were undecided. We want to determine whether or not the two products are equal.
The null hypothesis that is being tested is _____.
a. H0: μ = .5
b. H0: p = 5
c. H0: p = .5
d. H0: μ = 5