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Author Question: Explain when you would use the Kruskal-Wallis test versus the Friedman test. What will be an ... (Read 38 times)

laurencescou

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on: Jun 19, 2018
Explain when you would use the Kruskal-Wallis test versus the Friedman test.
 
  What will be an ideal response?

Question 2

Cohen's kappa is used to overcome limitations associated with reliability assessed using the ____ method.
 
  a. inter-rater
 b. split-half
 c. average inter-item correlation
  d. average item-total correlation


lauravaras

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Reply #1 on: Jun 19, 2018
Answer to Question 1

Both tests are used with ordinal data with a design with three or more levels to the independent variable. The difference is that the Kruskal-Wallis test is used with between-subjects designs and the Friedman test is used with correlated-groups designs.

Multiple Choice

Answer to Question 2

a


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