Question

A researcher is using a chi-square test for independence to evaluate the relationship between birth-order position and self esteem. Each individual is classified as being 1st born, 2nd born, or 3rd born, and self-esteem is categorized as either high or low. For this study, what is the df value for the chi-square statistic?a. 1 b. 2 c. 3 d. 4

Answer 1

Option B) Degree of freedom = 2

Explanation:

We are given the following information in the question:

• A researcher is using a chi-square test for independence to evaluate the relationship between birth-order position and self esteem.

• Each individual is classified as being 1st born, 2nd born, or 3rd born.(r)

• Self-esteem is categorized as either high or low(c)

Degree of freedom:

`=(r-1)(c-1)\\=(3-1)(2-1)\\=2* 1\\=2`