Examlex
Discuss the physiological and psychological benefits of being physically fit.
Sets Of Variables
Groups of variables or elements that are related and can be manipulated, measured, or controlled in research.
Null Hypothesis
A hypothesis in statistical analysis that proposes there is no significant difference or effect, often tested in order to be rejected in favor of an alternative hypothesis.
Research Hypothesis
A statement predicting the nature of the relationship between two or more variables of interest in a study.
Null Hypothesis
A statement or assumption that indicates no statistical significance exists in a set of given observations, serving as the default position that there is no effect or difference.
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