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:

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