Question

A certain flight arrives on time 81 percent of the time. Suppose 113 flights are randomly...

A certain flight arrives on time

81

percent of the time. Suppose

113

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

​(a) exactly

89

flights are on time.

​(b) at least

89

flights are on time.

​(c) fewer than

87

flights are on time.

​(d) between

87

and

97

​,

inclusive are on time.

Homework Answers

Answer #1

Please note, if you will take value if z upto 2 decimal place, your answer might change slightly.

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