Conditional Probabilityhard
0:00.0
A bag contains 5 red and 7 blue marbles. A marble is drawn and its color is noted, then it is replaced along with an additional marble of the same color. This is repeated. What is the probability that the second marble is red?
A bag contains 5 red and 7 blue marbles. A marble is drawn and its color is noted, then it is replaced along with an additional marble of the same color. This is repeated. What is the probability that the second marble is red?