A lot consists of 10 good articles, 4 with minor defects and 2 with major
defects. One article is chosen at random. Find the probability that:
(a) it has no defects,
(b) it has no major defects,
(c) it is either good or has major defects.

Question

A lot consists of 10 good articles, 4 with minor defects and 2 with major
defects. One article is chosen at random. Find the probability that:
(a) it has no defects,
(b) it has no major defects,
(c) it is either good or has major defects.

anonymous · Answer

I'm sorry, I got it. Thanks anyway. :)