Probability of a randomly selected fertilized egg hatches

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The mean incubation time for a type of fertilized egg kept at 100.2 degrees is 20 days. Suppose the incubation times are normally distributed with a standard deviation of 1 day.

What is the probability that a randomly selected fertilized egg hatches in less than 19 days? (Round to four decimal places as needed).

Reference no: EM1389961

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