SCENARIO 6-6 According to Investment Digest,the Arithmetic Mean of the Annual Return

question 63

Short Answer

SCENARIO 6-6
According to Investment Digest,the arithmetic mean of the annual return for common stocks over an 85-year period was 9.5% but the value of the variance was not mentioned.Also 25% of the annual returns were below 8% while 65% of the annual returns were between 8% and 11.5%.The article claimed that the distribution of annual return for common stocks was bell-shaped and approximately symmetric.Assume that this distribution is normal with the mean given above.Answer the following questions without the help of a calculator,statistical software or statistical table.
-Referring to Scenario 6-6,what is the value above which will account for the highest 25% of the possible annual returns?

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Definitions:

First-In, First-Out Method

An inventory valuation method assuming that the first items purchased or produced are the first ones sold, affecting the cost of goods sold and inventory valuation.

Conversion Cost

The total cost of converting raw materials into finished goods, generally comprising labor and overhead expenses.

Materials Cost

The expense incurred to obtain materials required for the production of goods or services.

FIFO Process Cost Method

A method of inventory costing that assumes the first units produced or purchased are the first ones used or sold, standing for "First-In, First-Out."