Compute the following binomial probabilities directly from the formula for b(x; n, p). (Round your answers to three decimal places.) (a) b(5; 8, 0.3) (b) b(6; 8, 0.55) (c) P(3 x 5) when n = 7 and p = 0.55 (d) P(1 X) when n = 9 and p = 0.15