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The American Auto Association reports that the mean price per gallon of regular gasoline is $3.10, with a population standard deviation of $0.20. Assume a random sample of 16 gasoline stations is selected and their mean cost for regular gasoline is computed. What is the probability that the sample mean is between $2.98 and $3.12?
Benefit
An advantage, improvement, or gain received from a product or service, contributing to the satisfaction or well-being of a customer.
Tennis Racquet
A sports equipment specifically designed for the game of tennis, consisting of a handled frame with an open hoop across which a network of strings or catgut is stretched tightly.
Economic Need
A requirement for something essential related to the well-being or financial stability of an individual or society.
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