Approximate the Following Binomial Probabilities by the Use of Normal

Short Answer

Approximate the following binomial probabilities by the use of normal approximation. Twenty percent of students who finish high school do not go to college. What is the probability that in a sample of 80 high school students
a.exactly 10 will not go to college?
b.70 or more will go to college?
c.fourteen or fewer will not go to college?