In each part, assume the random variable $X$ has a binomial distribution with the given parameters. Compute the probability of the event.

(a) $n = 3, p = 0.4$
$Pr(X=3) =$

(b) $n = 5, p = 0.6$
$Pr(X=3) =$

(c) $n = 3, p = 0.4$
$Pr(X=0) =$

(d) $n = 6, p = 0.7$
$Pr(X=5) =$