The Owner of a Local Nightclub Has Recently Surveyed a Random

question 8

Multiple Choice

The owner of a local nightclub has recently surveyed a random sample of n = 250 customers of the club.She would now like to determine whether or not the mean age of her customers is greater than 30.If so,she plans to alter the entertainment to appeal to an older crowd.If not,no entertainment changes will be made.Suppose she found that the sample mean was 30.45 years and the sample standard deviation was 5 years.What is the p-value associated with the test statistic?

• A)0.3577
• B)0.1423
• C)0.0780
• D)0.02

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Definitions:

Orexin

A type of neuropeptide that plays an important role in regulating arousal, wakefulness, and appetite.

Set Point

A theory suggesting that individuals have a pre-set, natural body weight or condition that the body regulates and tends to maintain.

Physical Activity

Any bodily movement produced by skeletal muscles that requires energy expenditure, including activities undertaken while working, playing, carrying out household chores, traveling, and engaging in recreational pursuits.

Stable Body Weight

A condition where an individual's body weight remains relatively constant over time, indicating a balance between calorie intake and energy expenditure.