If x is a binomial random variable, compute p(x) for each of the following cases:

a. n = 4, x = 2, p = .2

b. n = 3, x = 0, p = .7

c. n = 5, x = 3, p = .1

d. n = 3, x = 1, p = .9

e. n = 3, x = 1, q = .3

f. n = 4, x = 2, q = .6