Question: Having trouble solving this question. Please be careful with calculations. 7.4.21-T *Question Help A certain flight arrives on time 86 percent of the time. Suppose

Having trouble solving this question. Please be careful with calculations.

7.4.21-T *Question Help A certain flight arrives on time 86 percent of the time. Suppose 158 flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that (a) exactly 125 flights are on time. (b) at least 125 flights are on time. (c) fewer than 139 flights are on time. (d) between 139 and 140, inclusive are on time. (a) P(125) = (Round to four decimal places as needed.)

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