Non Parametric

Review the three “Non Parametric” test videos in the Calculations section of the “Statistics Visual Learner” media piece.

How would you create a statistical analysis based on the scenario below? Explain. What level of significance would you test at and why?

A researcher is examining preferences among four new flavors of ice cream. A sample of n = 80 people is obtained. Each person tastes all four flavors and then picks a favorite. The distribution of preferences is as follows. Do these data indicate any significance preferences among the four flavors using the chi-square test?

Ice Cream Flavor

A

B

C

D

12

18

28

22

 

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