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The amount of time required per individual at a bank teller's window has been found to be approximately normally distributed with a mean of 130
The amount of time required per individual at a bank teller's window has been found to be approximately normally distributed with a mean of 130 seconds and a standard deviation of 45 seconds. What is the probability that a randomly selected individual will spend between 2 and 3 minutes at the teller's window?
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