tdlamm1 tdlamm1

12-02-2018
Mathematics

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Given P(E) =0.25, P(F) =0.45, and P(E and F) = 0.15
Find P (E or F).

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jimthompson5910 jimthompson5910

12-02-2018

P(E or F) = P(E) + P(F) - P(E and F)
P(E or F) = 0.25 + 0.45 - 0.15
P(E or F) = 0.70 - 0.15
P(E or F) = 0.55

Answer: 0.55

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