probability binomial

timer Asked: May 5th, 2015

Question description

According to an airline, a particular flight is on time 95% of the time. Suppose 9 flights are randomly selected and the number of on time flights are recorded.

(a) Determine weather this is a binomial experiment 

(b) find the probability that exactly 7 flights are on time 

(c) find the probability that at least 7 flights are on time

(d) find the probability that fewer than 7 flights are on time

(e) find the probability that between 6 and 8 flights inclusive are on time 

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