An industrial engineer is conducting a time study for a work element. The select time is 4.5 minutes, and the sample standard deviation of the observed time is 20 seconds
What is the appropriate sample size if the estimate is to be 5 percent of the true average time 95 percent of the time?
A) fewer than or equal to seven
B) greater than seven but fewer than or equal to eight
C) greater than eight but fewer than or equal to nine
D) greater than nine
C
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Before attempting to change someone's attitudes, beliefs or actions, what must be understood?
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If Colgate-Palmolive wants to maximize profit on its toothpaste, it should operate at the point where
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