TABLE 6-4 According to Investment Digest, the Arithmetic Mean of the Annual

question 103

Short Answer

TABLE 6-4
According to Investment Digest, the arithmetic mean of the annual return for common stocks from 1926-2010 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 Table 6-4, find the probability that the annual return of a random year will be less than 7.5%.

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Definitions:

Incremental Cash Flows

The additional cash flow received by an organization from undertaking a new project, considered essential for analysis in capital budgeting.

Firm's Future Cash Flows

Expected cash receipts and payments a company anticipates over future periods of time.

Present Value

Present value is the current worth of a future sum of money or stream of cash flows given a specified rate of return.

Comprehensive Income

An overall measure of all changes in equity from non-owner sources, capturing both realized and unrealized gains and losses.