In a Kruskal-Wallis Test for Comparing Five Populations, the Test

question 124

Short Answer

In a Kruskal-Wallis test for comparing five populations, the test statistic is calculated as H = 10.20. If the test is conducted at the 1% significance level, then: $\begin{array}{|l|l|}\hline A&\text {the null hypothesis will be rejected. }\\\hline B&\text { the null hypothesis will not be rejected.}\\\hline C&\text { the test results are inconclusive.}\\\hline D&\text { the \( t \)-test for matched pairs must be used.}\\\hline \end{array}$

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Definitions:

Body Fat

The portion of the human body that consists of adipose tissue, serving as energy storage and insulation.

Isotonic Exercise

Exercise that requires the contraction of muscles and the movement of joints, as in weight lifting.

Muscle Endurance

The ability of a muscle or muscle group to repeatedly exert force against resistance over an extended period.

Cardiovascular Fitness

The ability of the heart, blood cells, and lungs to supply oxygen-rich blood to working muscle tissues and the ability of those tissues to use oxygen to produce energy for movement.