It is believed that approximately 75% of American youth now have insurance due to the health…

It is believed that approximately 75% of American youth now have insurance due to the health care law

Suppose this is true, and let X equal the number of American youth in a random sample of n = 15 with

private health insurance

(a) How is X distributed?

(b) Find the probability that X is at least 10

(c) Find the probability that X is at most 10

(d) Find the probability that X is equal to 10

(e) Give the mean, variance, and standard deviation of X