A Health Conscious Student Faithfully Wears a Device That Tracks

question 47

Multiple Choice

A health conscious student faithfully wears a device that tracks his steps. Suppose that the distribution of the number of steps he takes is normally distributed with a mean of 10,000 and a standard deviation of 1,500 steps. What percent of the time does he exceed 13,000 steps?

• A)2.28%
• B)5.0%
• C)95%
• D)97.72%

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Definitions:

Younger Adults

Individuals typically in their late teens to early thirties, often considered in developmental psychology.

Cognitive Decline

The gradual impairment of cognitive functions, such as memory, thinking, and judgment, that can occur as part of the aging process or in association with neurological diseases.

Memory-Retrieval

The process of recalling information stored in the brain.

Physical Exercise

Any bodily activity that enhances or maintains physical fitness and overall health and wellness, often categorized into aerobic, strength, flexibility, and balance exercises.