In: Statistics and Probability
It is believed that a health-care law has encouraged
approximately 89% of the youth in a country to obtain insurance.
Suppose this is true, and let X equal the number of youth with
private health insurance in a random sample of n = 50
[1] Find the probability mass function of X
[2] What is the probability that X is equal
[3] What is the probability that X is at most 30