An Urn Contains Two White Marbles And One Black Marble. What is the probability that the unknown removed marble is white and what is the probability that it is black. A marble is drawn from the urn without replacement and put aside without my seeing it. If one marble is selected determine probability that it is white.
A marble is drawn from the urn without replacement and put aside without my seeing it. A jar contains 4 black marbles and 3 red marbles.
Then a second marble is drawn and it is white.
A jar contains two black marbles and one white marble. What is the probability that the unknown removed marble is white and what is the probability that it is black. A jar contains 4 black marbles and 3 red marbles. A jar contains two black marbles and one white marble.
