Statistics: Distribution, Tests, Correlation, and Regression
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Questions and Answers

What correlation coefficient is used when both variables being analyzed are ordinal in nature?

Spearman's Rank Correlation

What test is used to determine the significance of the difference between means when the sample size is small and the population variance is unknown?

t test

Which test is used to compare the distribution of two independent samples?

Mann Whitney-U test

When should a researcher use the Kruskall Wallis Test?

<p>When comparing more than two independent groups</p> Signup and view all the answers

Which test is suitable for determining the relationship between two continuous variables?

<p>Pearson's Correlation</p> Signup and view all the answers

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