Examlex
A child who avoids an argument by suggesting an agreeable solution is demonstrating skill in what phase of the friendship-making process?
Wilcoxon Signed-Rank Test
A non-parametric test that compares two related samples or matched pairs to assess whether their population mean ranks differ.
Test Statistic
A calculated value from sample data used in a hypothesis test to determine whether to reject the null hypothesis.
Critical Value
A critical value is a threshold or cut-off value that defines regions where the test statistic leads to the acceptance or rejection of the null hypothesis in hypothesis testing.
Frequency Distributions
A statistical analysis tool that shows how often each different value in a set of data occurs, often illustrated as a table or graph.
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