The probability that either A or B occurs is the sum of their probabilities decreased by the probability of both occurring. How is this written in symbols? *

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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6. 

The probability that either A or B
occurs is the sum of their probabilities
decreased by the probability of both
occurring. How is this written in
symbols? *
O P(A or B)= P(A) - P(B)
O P(A or B)= P(A) + P(B)- P(A and B)
O P(A or B)= P(A) + P(B)
P(A and B)= P(A) + P(B)- P(A and B)
Transcribed Image Text:The probability that either A or B occurs is the sum of their probabilities decreased by the probability of both occurring. How is this written in symbols? * O P(A or B)= P(A) - P(B) O P(A or B)= P(A) + P(B)- P(A and B) O P(A or B)= P(A) + P(B) P(A and B)= P(A) + P(B)- P(A and B)
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