Try to solve the exercise proposed below. The solution will be presented later in this blog.
An opposition consists of 100 subjects, of which 5 are chosen randomly. To pass the test needs to be developed properly at least 3 of them. How many topics should be prepared for a security, at least 80% of the test will be overcome?
Recommendation: How to reach the solution must grope, I recommend you do it with R using function phyper, on which you can obtain information Help - R functions (text).
0 comments:
Post a Comment