SOLUTION: If P(A or B) = 0.3, P(A) = 0.7 and P(B) = 0.5, determine
P(A and B).
( 0.90
0.45
0.27
0.15
Algebra.Com
Question 568478: If P(A or B) = 0.3, P(A) = 0.7 and P(B) = 0.5, determine
P(A and B).
( 0.90
0.45
0.27
0.15
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
If P(A or B) = 0.3, P(A) = 0.7 and P(B) = 0.5, determine
P(A and B).
-----
P(A and B) = P(A) + P(B) - P(A or B)
---
= 0.7 + 0.5 - 0.3
----
= 0.9
================
Cheers,
Stan H.
============
( 0.90
0.45
0.27
0.15
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