A goodness of fit test is to be performed to see if consumers prefer any of three package designs (A, B, and C)more than the other two.A sample of 60 consumers is used.What is the expected frequency for category A?
A)1/3
B)20
C)60
D)10
E)30

Question

Quizplus · Accepted Answer

Since there are three package designs and no preference is assumed, the expected frequency for each category is the total sample size divided by the number of categories. Therefore, for 60 consumers divided among 3 categories (A, B, and C), the expected frequency for each is 60/3 = 20.

A Goodness of Fit Test Is to Be Performed to See