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If Weight in the General Population Is Normally Distributed with an Average

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If weight in the general population is normally distributed with an average of 160 pounds and a standard deviation of 20 pounds what is the probability of selecting someone who weighs 120 or less or 170 or more pounds?


Definitions:

Net Present Value Rule

A financial principle stating that an investment should be made if its net present value is positive, considering the time value of money and all associated costs and revenues.

Market Value

The price in the market at which assets or services can currently be exchanged.

Investment's Cost

The total amount of money spent to acquire an investment, including all charges and fees associated with the purchase.

Average Accounting Return Rule

A capital budgeting criterion that measures the profitability of an investment as the average net income divided by the average book value.

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