SOLUTION: The time taken to install a new telephone is found to be normally distributed with a mean time equal to 60 minutes and a standard deviation of 12 minutes. The probability that the

Question 329054: The time taken to install a new telephone is found to be normally distributed with a mean time equal to 60 minutes and a standard deviation of 12 minutes. The probability that the time to install a new telephone will be more than 36 minutes is
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Find the z score.

That probability is for values up to minutes ().

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