What Happens to Physical Activity Through the Twenties and Thirties

question 265

Multiple Choice

What happens to physical activity through the twenties and thirties across developed countries?

• A)Because of starting families,young adults are more physically active because they are likely playing with their children.
• B)Due to starting careers,physical activity increases tremendously.
• C)Physical activity continuously drops.
• D)Since most jobs require considerable physical activity,young adults engage in increasingly more physical activity.

---

Definitions:

Non-directional Alternative Hypothesis

An alternative hypothesis that does not specify the direction of the expected difference or relationship, only that one exists.

Null Hypothesis

A hypothesis that states there is no statistical significance between two variables being studied.

μ ≠ 5

A statistical notation indicating the population mean (μ) is not equal to 5.

≠ Symbol

A mathematical symbol denoting inequality, signifying that two values or expressions are not equal.