Question: What is the probability that the shopper in Example 2 will be in the supermarket between 33 and 60 minutes? a. Sketch a graph. b.

What is the probability that the shopper in Example 2 will be in the supermarket between 33 and 60 minutes?
a. Sketch a graph.
b. Find the z-scores that correspond to 33 minutes and 60 minutes.
c. Find the cumulative area for each z-score and subtract the smaller area from the larger area.
d. Interpret your answer when 150 shoppers enter the store. How many shoppers would you expect to be in the store between 33 and 60 minutes?

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a b z x 33 45 12 1 z x 60 45 12 125 c Pz 1 01587 Pz 125 089... View full answer

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