Deltagraph linear regression6/25/2023 ![]() Example: Data that doesn’t meet the assumptionsYou think there is a linear relationship between cured meat consumption and the incidence of colorectal cancer in the U.S. If your data do not meet the assumptions of homoscedasticity or normality, you may be able to use a nonparametric test instead, such as the Spearman rank test.
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