A researcher analyzes data from a bivariate table with a chi square test. The two variables in the table are sex (man, woman) and political affiliation (NDP, Liberal, Conservative). What does the null hypothesis state?
A) Sex causes people's political affiliation.
B) Sex and political affiliation are dependent.
C) Sex and political affiliation are independent.
D) Women are more likely to vote than men.

Question

Quizplus · Accepted Answer

The null hypothesis in a chi-square test for independence states that the two variables are independent, meaning there is no association between sex and political affiliation.

A Researcher Analyzes Data from a Bivariate Table with a Chi