According to Research, Which of the Following Is True About

question 15

Multiple Choice

According to research, which of the following is true about wellness behaviors?

• A) People who eat breakfast have a higher risk of premature death.
• B) People who sleep 7-8 hours a night are usually healthier than those people who sleep less.
• C) Life expectancy is not influenced by regular exercise.
• D) Drinking heavily has been shown to reduce stress.

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Definitions:

Pearson Correlation

A measure of the linear correlation between two variables X and Y, giving a value between -1 and 1.

Variance

A measure of variability that describes the spread of a data set by taking the average of the squared differences from the mean.

Degrees of Freedom

The count of distinct values or quantities that can be allocated to a statistical distribution.

Sample Size

The number of observations or data points that constitute a sample from a population.