The Arkansas State Police Wish to Estimate the Average Mph

question 102

Multiple Choice

The Arkansas State Police wish to estimate the average mph being traveled on the Interstate Highways,which cross the state.If the estimate is to be within 8 mpg of the true mean with 98% confidence and the estimated standard deviation is 22 mph,how large a sample size must be taken?

• A) 42
• B) 15
• C) 329
• D) 14
• E) 41

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Definitions:

Group Selection

Selection arising from variation in fitness among groups.

Reproductively Altruistic

Behavior by an individual that reduces its own reproductive success while boosting the reproductive success of others.

Evolutionary Trade-Off

Situations in which one trait is favored by natural selection, but at the expense of another trait, often due to resource limitations.

Learning Imposes

The process by which acquiring new, or modifying existing, knowledge or behaviors involves certain constraints or requirements.