strawberrykiwianna strawberrykiwianna

22-07-2020
Mathematics

contestada

p(a)= .5, p(b)= .4, and p(a and b)= .15. what is p(a OR b)

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Alfpfeu Alfpfeu

22-07-2020

Answer:

Step-by-step explanation:

Hello

p(A∪B) = p(A) + p(B) - p(A∩B) = 0.5 + 0.4 - 0.15 = 0.9 - 0.15 = 0.75

hope this helps

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