Christopher's Cranks Uses a Machine That Can Produce 100 Cranks

question 98

Multiple Choice

Christopher's Cranks uses a machine that can produce 100 cranks per hour.The firm operates 12 hours per day,five days per week.Due to regularly scheduled preventive maintenance,the firm expects the machine to be running during approximately 95% of the available time.Based on experience with other products,the firm expects to achieve an efficiency level for the cranks of 85%.What is the expected weekly output of cranks for this company?

• A)5100
• B)5700
• C)4845
• D)969
• E)6783

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Definitions:

Experimental Units

The objects of interest in the experiment.

Critical Value

A point on the distribution of a statistical test that marks the threshold for rejecting the null hypothesis.

P-value

The probability of observing results at least as extreme as those in the data, assuming the null hypothesis is true.

Level of Significance

The threshold below which a null hypothesis is rejected in a statistical test, usually expressed as a probability.