For Tests of a Mean,if Other Factors Are Held Constant,which

question 134

Multiple Choice

For tests of a mean,if other factors are held constant,which statement is correct?

• A) The critical value of Student's t increases as n increases.
• B) A test statistic t_calc = 1.853 with n = 16 leads to rejection at α = .01 in a one-tailed test.
• C) It is harder to reject the null hypothesis in a two-tailed test rather than a one-tailed test.
• D) If we desire α = .10,then a p-value of .13 would lead us to reject the null hypothesis.

---

Definitions:

Variable Costing

A costing method that includes only variable manufacturing costs - direct materials, direct labor, and variable manufacturing overhead - in the cost of goods sold.

Absorption Costing

In this method of accounting, the price of manufacturing a product is calculated by summing the costs of direct materials, direct labor, and all manufacturing overheads, variable and fixed alike.

Fixed Manufacturing Overhead

The total of all costs related to manufacturing that do not change with the level of production, such as salaries of managers and rent of the factory.

Divisional Segment Margin

The profit margin for a specific division or segment of a company, calculated by subtracting direct and allocated expenses from segment revenues.