1. (9 points] If the birth weights of babies are normallyT distributed, what is the probability that the birth weight of a randomly selected bab},r is (a) Within 2 standard deviations om the mean birth weight? (b) Above and below 1.5 standard deviations om the mean birth weight? (c) Between one and two standard deviations 'om the mean birth weight (both above and below the mean birth weight)? *Use the standard normal? distribution table at the and oftha document for this question.