A Researcher Conducts a One-Way ANOVA Involving Three Groups

question 142

Multiple Choice

A researcher conducts a one-way ANOVA involving three groups. When she analyzes the data she realizes the data seriously violate the assumptions underlying parametric ANOVA. Therefore, she decides to use the Kruskal-Wallis test to conclude with regard to H 0. The data are given below. What is the appropriate conclusion concerning H 0 ?

• A) reject H 0 ; the independent variable has a real effect
• B) accept H 0 ; the independent variable has no effect
• C) retain H 0 ; the independent variable has a real effect
• D) retain H 0 ; we cannot conclude the independent variable has a real effect

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