Find the Indicated Percentage for the Normally Distributed Variable

question 30

Multiple Choice

Find the indicated percentage for the normally distributed variable. Round your answer to two decimal places, if necessary.
-The lengths of human pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. What is the probability that a human pregnancy lasts at least 289 days?

• A)91.92%
• B)8.08%
• C)8.80%
• D)99.7%

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Definitions:

Required Return

The minimum rate of return an investor expects to receive on an investment, considering its risk.

Financial Break-Even

The point at which total revenues equal total expenses, leading to a net income of zero.

Initial Investment

The amount of money used to start a project, investment, or venture.

Depreciation

The reduction in value of an asset over time, often due to wear and tear or obsolescence.