Joelene Exercises on a Regular Basis

question 70

Multiple Choice

Joelene exercises on a regular basis.She can expect all of the following to happen,EXCEPT

• A)weight management.
• B)maintenance of flexibility.
• C)protection against heart attack.
• D)increased susceptibility to depression.

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Definitions:

Population Mean

The sum of the values in the population divided by the number of values in the population.

Degrees Of Freedom

The count of the number of values in a calculation that are free to vary without infringing on the given data.

T-Distribution

A probability distribution that arises in the sampling distribution of sample means, especially useful when the sample size is small and the population standard deviation is unknown.

Normal Distribution

A bell-shaped curve where a large number of data points are symmetrically distributed around the mean, with fewer and fewer observations the further away from the mean.