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Questions and Answers
What is the Kruskal-Wallis Test used for?
What is the Kruskal-Wallis Test used for?
- Comparing the means of two independent non-parametric populations
- Comparing the performance of two groups
- Comparing the number of samples in two groups (correct)
- Comparing the normal distribution and/or equal variance
What is the Mann-Whitney U Test used for?
What is the Mann-Whitney U Test used for?
- Comparing the means of two independent non-parametric populations
- Comparing the performance of two groups (correct)
- Comparing the number of samples in two groups
- Comparing the normal distribution and/or equal variance
What is the difference between a T-test and a Mann-Whitney U Test?
What is the difference between a T-test and a Mann-Whitney U Test?
- The T-test is used to compare the means of two independent non-parametric populations, while the Mann-Whitney U Test is used to compare the performance of two groups
- The T-test is used to compare the performance of two groups, while the Mann-Whitney U Test is used to compare the means of two independent non-parametric populations (correct)
- The T-test is used to compare the number of samples in two groups, while the Mann-Whitney U Test is used to compare the performance of two groups
- The T-test is used to compare the normal distribution and/or equal variance, while the Mann-Whitney U Test is used to compare the performance of two groups
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