week 9 discussion

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Zbzbs02

Health Medical

Description

"Nonparametric Tests" Please respond to the following:

  • Imagine that a friend of yours is pleased that the results of a Kruskal–Wallis test that he ran as part of his dissertation turned out to be statistically significant at alpha = .05. He followed up this significant result with 15 Mann–Whitney tests and found out that the results were also statistically significant at alpha = .05. Suggest one (1) overall strategy to your friend to interpret his finding from the tests. Provide a rationale for your suggestion.

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Explanation & Answer

Attached.

Running Head: SUITABLE STRATEGY
Suitable strategy for interpreting results
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SUITABLE STRATEGY

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Suitable strategy for interpreting results
Kruskal–Wallis test and 15 Mann-Whitney test are non-parametric tests and both are
based on ranks rather than raw scores. In both tests, analysis using SPPS entails conversion of
raw data into rankings and comparison of the ordinal levels (du Prel et al., 2010). In this context,
both results from the two tests indicate same statistical significa...


Anonymous
Really great stuff, couldn't ask for more.

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