Compute the indicated quantity. P(B | A) = P(A) = 0.2, P(B) = 0.7. A and B are independent. Find P(B | A).

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 32E
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A standard piano keyboard has 88 different keys. Find the probability that a cat, jumping on 3 keys in sequence and at random (possibly with repetition), will strike the first three notes of Beethoven's
Fifth Symphony. (Leave your answer as a formula.)
Transcribed Image Text:A standard piano keyboard has 88 different keys. Find the probability that a cat, jumping on 3 keys in sequence and at random (possibly with repetition), will strike the first three notes of Beethoven's Fifth Symphony. (Leave your answer as a formula.)
Compute the indicated quantity.
P(B | A) =
P(A) = 0.2, P(B) = 0.7. A and B are independent. Find P(B | A).
Transcribed Image Text:Compute the indicated quantity. P(B | A) = P(A) = 0.2, P(B) = 0.7. A and B are independent. Find P(B | A).
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