The _____________ of the Differences Between "Before and After" Measurements

question 4

Short Answer

The _____________ of the differences between "before and after" measurements is evaluated in a Wilcoxon signed-rank test.

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Definitions:

Correlation Coefficient

A statistical measure that calculates the strength and direction of a linear relationship between two variables.

Linearly Related

Describes a relationship between two variables where a change in one variable causes a proportional change in another variable.

Correlation Coefficient

A numerical measure that indicates the extent of a statistical relationship between two variables, ranging from -1 to 1.

Box Plots

A graphical representation of the distribution of data based on a five-number summary: minimum, first quartile, median, third quartile, and maximum.