The Ages of the Members of a Gym Have a Mean

question 49

Multiple Choice

The ages of the members of a gym have a mean of 48 years and a standard deviation of 10 years. What can you conclude from Chebyshev's theorem about the percentage of gym members aged between 26 and 70?

• A) The percentage is at least 79.3%
• B) The percentage is approximately 54.5%
• C) The percentage is at least 54.5%
• D) The percentage is at most 79.3%

---

Definitions:

Erik Erikson

A psychologist known for his theory on the psychosocial development of humans, emphasizing the impact of social experiences across the lifespan.

Master Anxieties

Learning to control or manage feelings of anxiety through various techniques or therapies.

Delinquent Behavior

Actions that violate legal or social norms, often associated with juvenile misconduct.

Rejected Children

Children who are infrequently identified as a best friend and are actively disliked by their peers.