Question

A certain flight arrives on time 81 percent of the time. Suppose 112 flights are randomly...

A certain flight arrives on time

81

percent of the time. Suppose

112

flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that

​(a) exactly

103

flights are on time.

​(b) at least

103

flights are on time.

​(c) fewer than

96

flights are on time.

​(d) between

96

and

101

​,

inclusive are on time.

Math   Statistics-And-Probability   
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