Question

A researcher selects a sample of 80 people and records the frequency of participants choosing a low-, moderate-, or high-calorie dessert in a buffet. What are the degrees of freedom for this chi-square goodness-of-fit test?

Answer 1

Answer: degree of freedom is 2

Step-by-step explanation:

The degree of freedom for chi-square goodness of fit test is given as;

DF= n-1

Where n in this case is the number of levels which is 3

Thus DF =3-1

DF =2