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29 November, 15:37

Find the probability of the indicated event if p (e) equals 0.20 and p (f) equals 0.35. find p (e or f) if p (e and f) equals 0.10.

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  1. 29 November, 18:27
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    Using relationship

    P (E or F) = P (E) + P (F) - P (E and F)

    Substitute

    P (E or F) = 0.20+0.35-0.10

    or

    P (E or F) = 0.45
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