The Jamestown Steel Company Manufactures and Assembles Desks and Other

question 11

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 an increase 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
Increased from 200? Test using the .01 significance level.

• A) Reject the null hypothesis; there is sufficient evidence to indicate an increase in the weekly production.
• B) Unable to reject the null hypothesis; there is sufficient evidence to indicate a change in weekly production.
• C) Unable to reject the null hypothesis; there is insufficient evidence to indicate an increase in weekly production.
• D) Reject the null hypothesis; there is insufficient evidence to indicate a change in the weekly production.

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Definitions:

Weekly

Pertains to something that occurs, is done or calculated every week.

Basket Of Goods

A fixed set of consumer products and services valued on a regular basis for measuring inflation in an economy or specific market.

Price Changes

Alterations in the cost of goods and services over time, which can be influenced by factors such as supply, demand, and inflation.

Quantity Changes

Variations in the amount of goods and services produced, purchased, or sold, often in response to market demand or supply conditions.