The Decline in Physical Strength and Biological Functions That Occurs

question 180

True/False

The decline in physical strength and biological functions that occurs between the ages of 20 and 40 is significant and is noticeable by all but the most highly trained athletes.

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Definitions:

Dependent Variable

In a study or experiment, this is the variable anticipated to vary as a result of alterations in the independent variable.

Independent Variable

A variable in an experiment that is manipulated or changed by the researcher to observe its effect on the dependent variable.

Observed Value

The actual value measured or recorded during an experiment or survey.

Dependent Variable

In an experiment, the dependent variable is the variable that is being tested and measured, and is 'dependent' on the independent variable.