Mathematics, 26.11.2019 08:31, chitteshchandra56

Me
3. a line up for tickets to a local concert had an average (mean) waiting time of 20 minutes with a standard deviation of 4 minutes.

a) what percentage of the people in line waited for more than 28 minutes?
%

b) if 2,000 ticket buyers were in line, how many of them would your expect to wait for less than 16 minutes?
people

Answers: 1

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3. a line up for tickets to a local concert had an average (mean) waiting time of 20 minut...