Studied by 2 peopleTest for Homogeneity Hypothesis
H0: there is no difference in the true distribution fo a categorical variable in the population of interest
Ha: There is a difference in the distribution
Expected Counts for a Chi-Square test based on data in a two-way Table
expected counts = row total x column total / table total
Degrees of freedom
(number of rows - 1) x (number of columns - 1)
Test for Independence Hypotheses
H0: there is no association between the two categorical variables in the population of interest
Ha: There is an association between the two variables
Note
Flashcard