Interpret the Level of Statistical Significance for the Event Described

question 57

Multiple Choice

Interpret the level of statistical significance for the event described.
-A national survey was done. It showed that a sample of 605 men aged 25-34 watched an average of 9 hours of television a week. A sample of 503 men aged 45-54 watched an average of 19 hours of television a
Week. This difference is significant at the 0.05 level. Interpret the result.

• A)There is not enough information to make any conclusion.
• B)The probability that the difference was due to chance alone is greater than 0.05.
• C)The probability is less than 0.05 that the older group watches more television by chance alone.
• D)The older group watches more television because they have more televisions.

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Definitions:

Normal Body Functions

The physiological processes and activities carried out by living organisms to maintain life.

Localized Effect

An effect limited to a specific area, region, or part of the body, not spreading from its origin.

Thoracic Nerves

Nerves that are associated with the thorax, contributing to the motor and sensory innervation of the chest, upper back, and abdominal wall muscles.

Lumbar Nerves

A group of spinal nerves emanating from the lumbar region of the backbone, involved in movement and sensation in the lower parts of the body.