Asked by Gabrielle Murray on May 19, 2024
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The Spearman rank-correlation test is a nonparametric test that uses the directions of differences observed in a matched-pairs sample to determine whether the relative frequency distributions of two statistical populations are identical to or different from one another.
Spearman Rank-Correlation
A nonparametric measure of rank correlation, assessing how well the relationship between two variables can be described using a monotonic function.
Nonparametric Test
A type of statistical test that does not rely on data belonging to any particular distribution.
Matched-Pairs Sample
A sampling technique in which pairs of subjects are matched on key characteristics, and differences within pairs are analyzed.
- Acquire knowledge on the contrasting assumptions regarding underlying data that differentiate parametric from nonparametric statistical tests.
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Learning Objectives
- Acquire knowledge on the contrasting assumptions regarding underlying data that differentiate parametric from nonparametric statistical tests.
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