Solve the Problem $65.3$ And a Standard Deviation Of $10.3$ Find P81, Which Separates the Bottom

question 14

Multiple Choice

Solve the problem.
-Scores on a test are normally distributed with a mean of $65.3$ and a standard deviation of $10.3$ . Find P81, which separates the bottom $81 \%$ from the top $19 \%$ .

• A)68.3
• B)0.291
• C)74.4
• D)0.88

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Definitions:

Payback Period

The length of time it takes for an investment to recover its initial outlay of cash, through income or savings.

Profitability Index

A calculation that determines the relationship between the costs and benefits of a proposed project through a ratio derived from present value of future cash flows divided by initial investment.

Net Present Value

An analysis that assesses the worth of a project or investment by comparing all incoming and outgoing cash flows against a discount rate.

Internal Rate Of Return

A metric used in capital budgeting to estimate the profitability of potential investments.