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Author Question: In a Kruskal-Wallis test for comparing three populations, the test statistic is calculated as H = ... (Read 221 times)

jeatrice

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on: Jul 24, 2018
In a Kruskal-Wallis test for comparing three populations, the test statistic is calculated as H = 2.80 . If the test is conducted at the 5 significance level, then:
 a. the null hypothesis will be rejected
  b. the null hypothesis will not be rejected
  c. the alternative hypothesis will not be rejected
  d. the test results are inconclusive
  e. the t-test for matched pairs must be used

Question 2

The Kruskal-Wallis Test for Differences in more than 2 Medians is a nonparametric alternative to:
 a. ANOVA F test for completely randomized experiments
  b. Student's t-test for related samples
  c. Student's t-test for independent samples
  d. Wilcoxon's Rank Sum Test for differences in two medians
  e. Student's t-test for related samples and Student's t-test for independent samples


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karlss

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


jeatrice

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Reply #2 on: Jul 24, 2018
Thank you!


karlss

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Reply #3 on: Jul 24, 2018
Always glad to help...


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