Question

4). Give examples of events, A and B, that are independent.  Answer using sentences.  

A =

B =

5) Give examples of events, C and D, that are mutually exclusive.

C =

D =

6). Given P(A ) = .5 and P( B ) = .2 and P( A and B ) = .1, find P ( B/A ).

7) Given P(A ) = .4, P ( B ) = .3 and A and B are Mutually exclusive, find

            P (A / B ) =

            P(A or B ) =

8). Given P ( A ) = .5 and P B ) = .3 and A and B are independent, find

            P(A/B ) =

            P(A or B ) =

9). Given P (A) = . 4 , P( B ) = .3 and P ( A/B ) = .5, find P ( B/A ).

Answer 1