The probability of a man hitting the target is 1/4, how many times he should shoot so that his probability of hitting the target at least once becomes 3/4.
Find number of trials of the binomial distribution
0
$\begingroup$
probability
-
0What is the probability that he does not hit the target at all in $n$ tries? As a function of $n$, I mean. And how is this related to the probability that he hits the target at least once on these same $n$ tries? – 2012-04-27