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[>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics) 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 explained the comparison …
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[>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics)
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 explained the comparison between the nonparametric versus parametric tests.
1. Select the best choice for the analysis and explain the reason.
2. Review Module 4, if needed.
3. Remember the importance of the p-value.
**Results S.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
_Hint:_ Visual determination.
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