SOLUTION: The probability of surviving a certain transplant operation is .75. If a patient survives the operation, the probability that his or her body will not reject the transplant within

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Question 226402: The probability of surviving a certain transplant operation is .75. If a patient survives the operation, the probability that his or her body will not reject the transplant within a month is .80. What is the probability of survivng both of these stages?
A.) .15
B.) .60
C.) .20
D.) .55
E.) .95
I HAVE NO IDEA!! HELP PLEASEE
Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
I believe it would be .75 * .80

75% of the time he would survive the first stage.

80% of that 75% of the time he would survive the second stage.

.8*.75 = .6 which is 60%.

Looks like answer B.