The lengths of time bank customers must wait for a teller are normally distributed, with a mean of 3 minutes and a standard deviation of 1 minute.

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 The lengths of time bank customers must wait for a teller are normally distributed, with a mean of 3 minutes and a standard deviation of 1 minute.
What proportion of bank customers waits between 2 and 4 minutes

 What percentage wait more than 3.5 minutes?

What proportion waits between 2.0 and 3.5 minutes?

What percentage wait less than 2 minute?

 
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admin2020-10-15 05:06:532020-10-15 05:06:53The lengths of time bank customers must wait for a teller are normally distributed, with a mean of 3 minutes and a standard deviation of 1 minute.

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