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PSY 520 Week 7 Discussions Latest-GCU

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PSY 520 Week 7 Discussions Latest-GCU

PSY 520 Week 7 Discussions Latest-GCU

PSY520

PSY 520 Week 7 Discussion 1 Latest-GCU

Review the three Non-parametric test videos in the Calculations section of the Statistics Visual Learner media piece.

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 Test at the .05 level of significance?

Ice Cream Flavor
A B C D
12 18 28 22

PSY 520 Week 7 Discussion 2 Latest-GCU

Is it true that parametric tests are generally more powerful than nonparametric tests If so, give two reasons why you might choose to use a nonparametric test instead of a parametric test.

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