A survey of U.S adults found that 51% think that the high school students should be required to learn a foreign language.

A survey of U.S adults found that 51% think that the high school students should be required to learn a foreign language. You randomly select 200 adults and ask them whether they think high school students should be required to learn a foreign language. Find the probability that the number who say yes is a) at least 120 b)at most 80 and c)between 80 and 180 and d)identify any unusual events. Explain