Question

If the probability of drawing a heart (from an incomplete deck) is 20% and the probability...

If the probability of drawing a heart (from an incomplete deck) is 20% and the probability of drawing a diamond is 25%. What is the probability of drawing a heart or a diamond.

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

P(Heart) = 0.20

P(Diamond) = 0.25

So,

by Addition Theorem of Probability:
P(Heart OR Diamond) = P(Heart) + P(Diamond)

                              = 0.20 + 0.25

                                = 0.45

So,

Answer is:

0.45

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