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Science-Related Homework Help Statistics and Probability Topic started by: rrfiaa on Mar 10, 2018



Title: The Kruskal-Wallis test is a nonparametric alternative to:
Post by: rrfiaa on Mar 10, 2018
The Kruskal-Wallis test is a nonparametric alternative to:
 a. ANOVA F-test.
  b. Student-t test for matched pairs.
  c. Student-t test for independent samples.
  d. None of these choices.

Q. 2

When a population is small, we must adjust the test statistic and interval estimator using the ____________________ population correction factor.
 Fill in the blank(s) with correct word

Q. 3

In all applications of the Kruskal-Wallis test, the alternative hypothesis to be tested is always stated as:
 a. the locations of all k populations are the same.
  b. the locations of all k populations differ.
  c. at least two population locations are the same.
  d. at least two population locations differ.

Q. 4

The t-test for a population mean is ____________________, meaning that if the population is nonnormal, the results of the test and confidence interval are still valid as long as the nonnormality is not extreme.
 Fill in the blank(s) with correct word

Q. 5

The alternative hypothesis for the Friedman test is that all the population locations differ.
  Indicate whether the statement is true or false


Title: The Kruskal-Wallis test is a nonparametric alternative to:
Post by: Jganz on Mar 10, 2018
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Title: The Kruskal-Wallis test is a nonparametric alternative to:
Post by: rrfiaa on Mar 10, 2018
Above and beyond my expectations for this site