# Question: In 2012 79 of Southwest Airlines flights arrived at their

In 2012, 79% of Southwest Airlines flights arrived at their destinations on time. Suppose a random sample of 12 Southwest Airlines flights was selected.

a. What is the probability that all 12 flights were on time?

b. What is the probability that more than nine flights were on time?

c. What is the probability that seven or fewer flights were on time?

d. What are the mean and standard deviation for this distribution?

e. Construct a histogram for this distribution.

a. What is the probability that all 12 flights were on time?

b. What is the probability that more than nine flights were on time?

c. What is the probability that seven or fewer flights were on time?

d. What are the mean and standard deviation for this distribution?

e. Construct a histogram for this distribution.

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