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

Question

Quizplus · Accepted Answer

The df value for the chi-square statistic is calculated by multiplying the number of categories for birth-order position (3) minus 1 by the number of categories for self-esteem (2) minus 1, which is (3-1) x (2-1) = 2. Therefore, the df value is 2.

A Researcher Is Using a Chi-Square Test for Independence to Evaluate