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Attached below is the Z table required for this question. Question 7: A study measured the amount of consultation time physicians took with patients....
Attached below is the Z table required for this question.
Question 7:
A study measured the amount of consultation time physicians took with patients. From the study, it was determined that the consultation time was normally distributed with a mean of 15 minutes and a standard deviation of 2 minutes. Twenty percent of the patients require more than how many minutes? Select from the answers below.
(a)13.32
(b)16.68
(c)16.00
(d)18.45
Question 8:
The general manager of a logistic consulting group believes that 28% of the firm's orders come from new customers. A simple random sample of 120 orders was selected. Using the manager's belief, determine:
