Exhibit 11-2 We Are Interested in Determining Whether or Not the Variances

question 36

Multiple Choice

Exhibit 11-2
We are interested in determining whether or not the variances of the sales at two music stores (A and B) are equal. A sample of 26 days of sales at store A has a sample standard deviation of 30 while a sample of 16 days of sales from store B has a sample standard deviation of 20.
-Refer to Exhibit 11-2. At 95% confidence the null hypothesis

• A)should be rejected
• B)should not be rejected
• C)should be revised
• D)None of these alternatives is correct.

---

Definitions:

Information-Processing Requirements

The specific needs related to the collection, processing, and storage of data in an organization, influencing its informational systems design.

Mental Capabilities

Refers to the cognitive functions and processes that enable an individual to think, learn, reason, solve problems, and process information.

Job Design

The process of organizing tasks, duties, and responsibilities into a productive unit of work to enhance job satisfaction and performance among employees.

Effective Teamwork

The collaborative effort of a group to achieve common goals and objectives efficiently and effectively, often characterized by mutual respect, communication, and coordination.