MEDAL FOR BEST ANSWER!

Events A and B are mutually exclusive, with P(A) = 0.65 and P(B) = 0.14.

What is P(A or B)?

A.
0.091

B.
0.215

C.
0.51

D.
0.79

Question

MEDAL FOR BEST ANSWER!

Events A and B are mutually exclusive, with P(A) = 0.65 and P(B) = 0.14. 


What is P(A or B)?
 
 A.
0.091
 
 B.
0.215
 
 C.
0.51
 
 D.
0.79

mathmale · Answer

If two events A and B are mutually exclusive, they have NO overlap, and thus P(A AND B)=0.
When this is the case, the probability P(A OR B) is simply P(A)+P(B).  Try it.

anonymous · Answer

"arigato cosaimas" It means thank you so much in Japanese!

mathmale · Answer

Con mucho gusto!  (That means "with great pleasure" in Spanish!)