The Mann Whitney U Test is a nonparametric version of the independent samples t test The test primarily deals with two independent samples that contain ordinal data The following example explains the comparison between the nonparametric versus parametric tests Select the best choice for the analysis and explain the reason ResultsS S Bayesian Independent Samples T Test Descriptive Statistics Independent Samples T Test Independent Samples T Test Test Statistic df p WBC Student 0 318 137 0 751 Mann Whitney 2339 000 0 750 Assumption Checks Test of Normality (Shapiro Wilk) W p WBC 0 0 394

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Question: The Mann-Whitney U Test is a nonparametric version of the independent samples t-test. The test primarily deals with two independent samples that contain ordinal data.

The Mann-Whitney U Test is a nonparametric version of the independent samples t-test. The test primarily deals with two independent samples that contain ordinal data. The following example explains the comparison between the nonparametric versus parametric tests.

Select the best choice for the analysis and explain the reason

ResultsS.S. Bayesian Independent Samples T-Test

Descriptive Statistics

Independent Samples T-Test

Independent Samples T-Test
	Test	Statistic	df	p
WBC		Student		0.318	137	0.751
		Mann-Whitney		2339.000		0.750

Assumption Checks

Test of Normality (Shapiro-Wilk)
	W	p
WBC	0		0.394	<.001
	1		0.800	<.001

Note. Significant results suggest a deviation from normality.

Descriptives

Group Descriptives
	Group	N	Mean	SD	SE
WBC		0		70		8.539	9.384	1.122
		1		69		8.142	4.405	0.530

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