Concept explainers
To explain how many of those meals should he plan on serving in order to be pretty sure of having enough steaks on hand to meet customer demand and justify your answer including an explanation of what “pretty sure” means to you.
Answer to Problem 26E
The chef will need at least
Explanation of Solution
It is given in the question that a restaurant serving about
Random condition: It is satisfied as we assume that the customers were randomly selected.
Success/failure condition: as
Thus, all the conditions and assumptions are met. Thus, now find the mean and the standard deviation for the following as:
Thus, for calculating those meals should he plan on serving in order to be pretty sure of having enough steaks on hand to meet customer demand we will use two standard deviations above the expected proportion and this allow us to be pretty sure about this. Thus, we have,
As the total was
Thus, the chef will need at least
Chapter 18 Solutions
Stats: Modeling the World Nasta Edition Grades 9-12
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