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

question 57

Short Answer

SCENARIO 6-4
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 6-4, 75% of the annual returns will be lower than what value?

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Definitions:

Financial Reporting

The process of producing statements that disclose an organization's financial status to management, investors, and regulators.

Independent Internal Verification

A process within a company to check the accuracy and completeness of transactions by having them reviewed by a third party or separate department.

Segregation

In business or accounting, this often refers to the separation of duties or resources to prevent errors or fraud; in broader societal terms, it can mean the division of groups based on characteristics.

Reconciliation

The process of ensuring that two sets of records (usually the balances of two accounts) are in agreement.