Data Were Collected on Annual Personal Time (In Hours) Taken

question 119

Multiple Choice

Data were collected on annual personal time (in hours) taken by a random sample of 16 women and 7 men employed by a medium sized company.The women took an average of 24.75 hours of personal time per year with a standard deviation of 2.84 hours.The men took an average of 21.89 hours of personal time per year with a standard deviation of 3.29 hours.The Human Resources Department believes that women tend to take more personal time than men because they tend to be the primary child care givers in the family.The t-test for two means is appropriate in this situation because ________________________ .

• A)women and men are dependent samples
• B)women and men are independent samples
• C)women and men are matched samples
• D)the observations are paired
• E)None of the above.

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Definitions:

Ending Balance

The final amount in an account at the end of a period, calculated by adjusting the starting balance for charges, credits, and other financial activity.

Goods Sold

The total quantity of products that have been sold to customers.

Adjusted Cost

The cost of an asset after accounting for adjustments such as depreciation, improvements, or damage.

Estimated Manufacturing Overhead

Projected costs that a company expects to incur for manufacturing overhead, excluding direct labor and materials.