Bill Wants to Be More Physically Active

question 174

Multiple Choice

Bill wants to be more physically active. Research on what helps adults be more active suggests that Bill_____.

• A) move to a neighborhood with walking paths and sidewalks
• B) reduce the number of hours he works
• C) join a gym with an expensive membership fee so he will feel guilty if he does not go to the gym
• D) donate $10 to a local charity for each day he does not exercise

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Definitions:

Confidence Interval

A range of values, derived from sample data, that is likely to contain the value of an unknown population parameter, with a specified level of confidence.

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists between certain characteristics of a population or data set.

PHStat

An Excel add-in that enhances and expands the statistical capabilities of Microsoft Excel by providing tools for statistical analysis.

Variances

Statistical measures that indicate the dispersion of data points in a dataset relative to the mean, signifying the spread of data.