In a chi-square test of homogeneity of proportions we test the claims that
A) different populations have the same proportions of individuals with the same characteristics.
B) across a single sample the proportion of individuals with the same characteristic is the same as the population.
C) the proportion of individuals with a given characteristic doesnʹt change over time.
D) the proportion of a population having a given characteristic is based on the homogeneity of the population.

Question

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The chi-square test of homogeneity of proportions is used to determine if different populations have the same proportions of individuals with certain characteristics. This test compares the observed frequencies to the expected frequencies across multiple populations or groups to see if there are significant differences in proportions.

In a Chi-Square Test of Homogeneity of Proportions We Test