(Answered) The mean incubation time for a type of fertilized egg kept

Statistics

The mean incubation time for a type of fertilized egg kept at 100.7 is19 days. Suppose that the incubation times are approximately normally distributed with a standard deviation of 1 day

?(a) What is the probability that a randomly selected fertilized egg hatches in less than 17 ?days?

?(b) What is the probability that a randomly selected fertilized egg hatches between 18 and 19 ?days?

?(c) What is the probability that a randomly selected fertilized egg takes over 21 days to? hatch?

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