An industrial engineer is conducting a time study for a work element. The select time is 7.5 minutes, and the sample standard deviation of the observed time is one minute
What is the appropriate sample size if the estimate is to be 3 percent of the true average time 95 percent of the time (z = 1.96)?
A) fewer than or equal to 70
B) greater than 70 but fewer than or equal to 80
C) greater than 80 but fewer than or equal to 90
D) greater than 90
B
Business
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Indicate whether the statement is true or false.
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Which of the following, if true, would require a company to respectfully and honestly explain the hiring process to all applicants?
A) The company is committed to practicing ethical behavior. B) The company views employees as investors. C) The company is solely interested in profit-making. D) The company views employees as assets.
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