A National Manufacturer of Ball Bearings Is Experimenting with Two

question 34

Multiple Choice

A national manufacturer of ball bearings is experimenting with two different processes for producing precision ball bearings.It is important that the diameters be as close as possible to an industry standard.The output from each process is sampled and the average error from the industry standard is calculated.The results are presented below. The researcher is interested in determining whether there is evidence that the two processes yield different average errors.Assume that the population standard deviations are equal. What is the alternate hypothesis?

• A)Option A
• B)Option B
• C)Option C
• D)Option D

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Definitions:

Permanent Replacement Workers

Employees hired on a permanent basis to substitute for workers who are on strike, ensuring continued operations.

Purchasing Power

The value of a currency expressed in terms of the amount of goods or services that one unit of money can buy.

Unemployment

The total number of people over 16 who are ready, willing, and able to work, who have been unsuccessfully seeking employment.

Closed Shop Agreement

A labor agreement requiring employees to be members of a specific union as a condition of being hired and to remain in the union for the duration of their employment.