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youngbeauty17
20.03.2020 •
Mathematics
Suppose that B1 and B2 are mutually exclusive and complementary events, such that P(B1 ) = .6 and P(B2) = .4. Consider another event A such that P(A | B1) = .2 and P(A | B2) = .5. Find P(A).
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Ответ:
So, we get that is P(A)=0.32.
Step-by-step explanation:
We know that:
We have the formula for probability:
So, we calculate:
We calculate:
So, we get that is P(A)=0.32.
Ответ:
2/3 = .67
**rounded
7/8 = .88
**rounded
2 3/4 = 2.75
4/9 = 0.44
13/15 = .87
**rounded