Exhibit 12

question 70

Multiple Choice

Exhibit 12.7 The heights (in cm) for a random sample of 60 males were measured.The sample mean is 166.55,the standard deviation is 12.57,the sample kurtosis is 0.12,and the sample skewness is -0.23.The following table shows the heights subdivided into non-overlapping intervals. Refer to Exhibit 12.7.Suppose the value of the test statistic is 7.71.Using the critical value approach,decision and conclusion are:

• A)Reject the null hypothesis,conclude heights have a normal distribution
• B)Reject the null hypothesis,conclude heights do not have a normal distribution
• C)Do not reject the null hypothesis,conclude heights have a normal distribution
• D)Do not reject the null hypothesis,conclude heights do not have a normal distribution

---

Definitions:

Stockholders' Equity

The residual interest in the assets of a corporation after deducting liabilities, representing ownership interest.

Research and Development

A series of creative and systematic activities undertaken to increase the stock of knowledge and the use of this knowledge to devise new applications, products, or processes.

Loss Contingency

A potential financial loss that might occur in the future due to a past event or condition, whose resolution is uncertain.

Provision for Loss

An amount set aside in the accounting records to cover anticipated losses or liabilities.