Examlex
Which inequality corresponds to the given graph?
Caffeinated Beverages
Drinks that contain caffeine, a stimulant that can affect the central nervous system.
Wilcoxon Signed Rank Test
A non-parametric statistical test used to compare two related samples, testing the null hypothesis that their population mean ranks differ.
Null Hypothesis
A statement used in statistics that proposes there is no significant difference or effect, serving as the assumption to be tested.
Mean
The arithmetic average of a set of numbers, calculated by adding up all the values and then dividing by the number of values.
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