In Lisa’s class 24 of the students are tall and 12 are short in Paul’s class 15 students are tall and 20 students are short which class has a higher ratio of tall to short students?

Given a binomial distribution variable with n=20 and p=0.60 find the following possibilities using the binomial table a) p(x < 13) b) p x > 15) c) p(x = 17) d) p(11 < x < 14) e) p(11 < x < 14)