Based on record, the mean weight of the newborn babies is 4.8 lbs with a standard deviation of 0.75 lbs. Out of 60 newborn babies, find: a. the probability that the sample mean is less than 4.6 Ibs b. the probability that the sample mean is equal 5.0 lbs c. the probability that the sample mean is greater than 5.1 lbs

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