Last June only 0.17 inches of rain fell all month. What is the difference between the average rainfall and the actual rainfall for last June? Explain your answer.

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)