BTM 8107-8 BTM8107-8 Activity 7 (NCU)

BTM 8107-8 BTM8107-8 Activity 7 (NCU)

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BTM8107-8 Activity 7 (NCU)

Apply Non-Parametric Tests

Part A. Questions about non-parametric procedures

1. What are the most common reasons you would select a non-parametric test over the parametric alternative?

2. Discuss the issue of statistical power in non-parametric tests (as compared to their parametric counterparts). Which type tends to be more powerful? Why?

3. For each of the following parametric tests, identify the appropriate non-parametric counterpart:

Part B. SPSS Assignment

1. The non-parametric version of the dependent t test (use the SPSS dataset from Assignment #4, Part A);

2. The non-parametric version of the independent t test (use the SPSS dataset created in Assignment #4, Part B); and,

3. The non-parametric version of the single factor ANOVA (use the SPSS dataset in Assignment #4, Part C).


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