The monthly profits of outlets of a chain of fast food restaurants are normally distributed with mea
Question: The monthly profits of outlets of a chain of fast food restaurants are normally distributed with mean 115 and standard deviation 10 (in thousands of dollars). Suppose X denotes the profits of an outlet.
Find the following probabilities (6 points each)
a)
b)
c)
(d) The national headquarters of the chain pays a bonus to those stores whose sales are in the top 5% of franchise sales. What is the minimum sales level required to earn a bonus? (7 points)
(e) Suppose a random sample of 25 stores is selected. What is the probability that the mean sales of this sample will be within 2 standard deviations of the population mean? (7 points)
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Answer: The solution file consists of 2 pages
Deliverable: Word Document
Deliverable: Word Document