In a Wilcoxon Matched-Pairs Signed Rank Test with 20 Matched-Pairs

question 9

Multiple Choice

In a Wilcoxon matched-pairs signed rank test with 20 matched-pairs of observations, the observed value of the T statistic based on sample data is 76.33.The corresponding observed z-value is ___________.

• A)−1.79
• B)−2.07
• C)−1.70
• D)−1.59
• E)−1.07

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Definitions:

Intracellular Thirst

A type of thirst caused by the decrease in the volume of fluid inside cells, typically as a result of high salt intake or other factors affecting cellular water.

Physiological Needs

The basic, fundamental needs of humans necessary for survival, such as food, water, shelter, and sleep, as described by Maslow's hierarchy of needs.

Maslow's Hierarchy

A theory in psychology proposed by Abraham Maslow, suggesting that people are motivated by a hierarchy of needs starting from basic physiological needs to self-actualization.

Ventromedial Hypothalamus

A region of the hypothalamus in the brain that regulates hunger, satiety, and other functions related to feeding behavior.