How Many Cycles Should Be Used in a Time Study

question 18

Multiple Choice

How many cycles should be used in a time study in order to be 95% confident that the time-study average job cycle time is within 5% of the true average job cycle time? Assume that the average job cycle time is 2.67 minutes,and the standard deviation of the sample is 0.72 minutes.

• A)36 cycles
• B)72 cycles
• C)98 cycles
• D)112 cycles

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Definitions:

Increased Salivation

The excessive production of saliva, which can be caused by various factors including certain medications or mouth infections.

Indwelling Urinary Catheter

A catheter that is inserted into the bladder through the urethra and left in place to facilitate continuous urine drainage.

Patient's Plan

A personalized and detailed strategy designed to manage a patient's specific health care needs and treatment goals.

Circular Motion

Movement along a circular path, or rotation around a fixed point, characterized by the objects' changing direction at every point of its path.