A researcher wanted to compare the average home prices in three different school districts. For each district, he recorded the average annual prices over the past ten years (n = 10). Then he used a one-factor ANOVA to examine if prices are different between districts. Based on the design, what assumption of ANOVA has most likely been violated?
A) Independence
B) Homogeneity of variance
C) Normality
D) Equilibrium

Question

Quizplus · Accepted Answer

The independence assumption is likely violated because the average annual prices over the past ten years within each district are not independent of each other; prices from one year could influence or be related to prices in another year within the same district.

A Researcher Wanted to Compare the Average Home Prices in Three