At Orlando international airport, 8% of flights are overbooked. A sample of 12 flights are overbooked. A sample of 12 flights is studied. a) what is the probability that exactly on of the flights are overbooked?    b) what is the probability that none of the flights are overbooked?  c) what is the probability that at most one of the flights are overbooked?

Assume that when adults with smartphones are randomly​ selected, 42​% use them in meetings or classes. If 10 adult smartphone users are randomly​ selected, find the probability that at least 2 of them use their smartphones in meetings or classes.

Assume that when adults with smartphones are randomly​ selected, 52​% use them in meetings or classes. If 6 adult smartphone users are randomly​ selected, find the probability that at least 4 of them use their smartphones in meetings or classes.

In a recent poll of female college students, 70% stated that they plan to graduate with a STEM degree. A math teacher decides to randomly sample 15 female college students. A. Find the probability that exactly 6 out of the 15 plan to graduate with a STEM degree. B. Find the probability that between 5 and 9 (inclusive) out of the 15 plan to graduate with a STEM degree. C. Find the probability that at least 7 out of the 15 plan to graduate with a STEM degree. D. Find the expected number of female college students out of the 15 that plan to graduate with a STEM degree.