Solve the Problem. -The Ages of the Members of a Gym Have a Gym

question 130

Multiple Choice

Solve the problem.
-The ages of the members of a gym have a mean of 44 years and a standard deviation of 12 years. What can you conclude from Chebyshev's theorem about the percentage of gym members aged between 26 and 62?

• A) The percentage is at least 33.3%
• B) The percentage is at least 55.6%
• C) The percentage is at most 55.6%
• D) The percentage is approximately 33.3%

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Definitions:

Dependent Variable

The variable in an experiment that is expected to change as a result of manipulations to the independent variable(s).

One-Way ANOVA

A statistical test that determines whether there are statistically significant differences between the means of three or more unrelated groups.

Treatment

A specific condition or intervention applied in a research study to observe its effects on an outcome of interest.

Research Hypotheses

Statements made by researchers which predict a relationship or difference between variables in a study.