heavennreynoldpe5bl1 heavennreynoldpe5bl1

29-08-2019
Mathematics

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P(A) = 0.50, P(B) = 0.30, and P(A and B) = 0.15. What is P(A or B)?

PA 050 PB 030 and PA and B 015 What is PA or B class=

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musiclover10045 musiclover10045

29-08-2019

P(A or B) = P(A) + P(B) - P(A and B)

P(A or B) = 0.5 + 0.3 - 0.15

P(A or B) = 0.80 - 0.15

P(A or B) = 0.65

The answer is B.

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