A line for tickets to a local concert had an average waiting time of 20 min. and

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A line for tickets to a local concert had an average waiting time of 20 min. and a = 4 min.

a. What percentage of the people in line waited for more than 28 minutes?

b. What is the Z-Score for people who waited 16 minutes?

c. What is the Z -score for people who waited 15 minutes?

d. What is the probability that a person waited at least 15 minutes?

Posted Date: May 19, 2024 03:11 AM

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