The Jamestown Steel Company Manufactures and Assembles Desks and Other

question 99

Multiple Choice

The Jamestown Steel Company manufactures and assembles desks and other office equipment at
Several plants. The weekly production of the Model A325 desk follows a normal probability
Distribution, with a mean of 200 and a standard deviation of 16. Recently, due to market expansion,
New production methods have been introduced and new employees hired. The vice president of
Manufacturing would like to investigate whether there has been a change in the weekly production
Of the Model A325 desk. The mean number of desks produced last year (50 weeks, because the
Plant was shut down two weeks for vacation) is 203.5. Is the mean number of desks produced
Different from 200? Test using the .01 significance level.

• A) The alternate hypothesis is μ ≤ 200.
• B) It is appropriate to use the z-test.
• C) The decision rule is: if the computed value of the test statistic is not between -1.645 and -1.645, reject the null hypothesis.
• D) The area whereH0 is not rejected is therefore .98.

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Definitions:

Formal Education

Structured educational system that includes primary, secondary, and higher education institutions, typically following a standardized curriculum.

Locus Of Control

A person’s belief concerning the degree to which internal or external forces control his or her future.

High Need To Achieve

A psychological trait characterized by a strong desire to accomplish tasks and meet high standards of performance.

Entrepreneurial Personality

A set of personality traits or characteristics that are commonly found in successful entrepreneurs, such as risk-taking, creativity, and resilience.