If it rains, I do not go sailing. It rains 10% of days; I go sailing 3% of days.
If it does not rain, what is the (conditional) probability that I go sailing?
Written "p(I go sailing | it does not rain)''?
I am at my office AND not working 2% of the time. I am at my office 10% of the time. What is the conditional probability that I am not working, if I am at my office?
An Urn contains two white marbles and one black marble. A marble is drawn from the Urn without replacement and put aside without my seeing it. Then a second marble is drawn, and it is white. What is the probability that the unknown removed marble is white, and what is the probability that it is black?
I would appreciate if you guys can provide a sound solution and a clear explanation. Thanks!