# Recent content by mhet

1. ### Conditional probability

That would be all Xs from X=2 to X=40, right, so the same as X≥2? But how do I put this in (and is that correct to begin with).
2. ### Conditional probability

Hi! I'm working on a binomial conditional probability question and I am stuck. I would really appreciate some help. The question is as follows: You have a box of n=40 bolts. The probability of a bolt being faulty is p=0.005. You are told that at least one of the bolts is faulty, and asked: What...