Examlex
What is the difference between exposure and attention?
Wilcoxon Signed Rank Test
A non-parametric statistical test that compares two related samples or repeated measurements on a single sample to assess whether their population mean ranks differ.
Test Statistic
A calculated value that is used in statistical testing to decide whether to reject the null hypothesis, based on the possible values it can take in relation to a theoretical distribution.
Rank Sums
A statistic used in non-parametric tests that involves summing the ranks of observations in samples.
Standardized Test Statistic
A calculated value from sample data that has been transformed to conform to a standard scale, used in hypothesis testing to determine how far a sample statistic differs from what is expected under the null hypothesis.
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