SOLUTION: If A and B are two events, then P(AUB)=? (when A and B are disjoint)

SOLUTION: If A and B are two events, then P(AUB)=? (when A and B are disjoint)

Algebra.Com

Question 1142899: If A and B are two events, then P(AUB)=? (when A and B are disjoint)
Answer by ikleyn(52852) (Show Source): You can put this solution on YOUR website!
.


If events A and B are disjoint, then  P(A U B) = P(A) + P(B) by the definition of disjoint events.

RELATED QUESTIONS
Let A and B be two events, with probabilities P(A) = 0,6, and P(B) = 0,2. Calculate the... (answered by ewatrrr)

If A and B are two events such that P(A) = 1/4, P(B) = 1/3 and P(AUB) = 1/2, then find (answered by jim_thompson5910)

If A and B are disjoint sets then n(AUB)=n(A)+n(B). Verify with the help of... (answered by sachi)

If a and b are disjoint sets than how can you find... (answered by ikleyn)

A and B are two disjoint events. If P(A) = 0.5, and P(B) = 0.4, then P(A AND B) is:... (answered by Edwin McCravy,Boreal)

Suppose that P(A)= 0.54, P(B)= 0.71 and P(A and B)= 0.3751. A) are A and B disjoint... (answered by Boreal)

P(B)=.6 P(AUB)=.7 if a and b are independent find... (answered by fractalier)

I'm not really following this question and could use your guidance: A and B are two... (answered by Alan3354)

If A and B are mutually exclusive events with P(A) = 0.70, then... (answered by stanbon)