Question

During a given month, P(A)=0.75,P(B)=0.6, and p(A and B). Are these two events independent? are they mutually exclusive.
yes;yes
yes;no
no;yes
no;no
it cannot be determined
yes;no
3. There are two prominent, nationally circulated newspapers, The Wall Street Journal and 40% subscribe to USA Today, while only 25% subscribe to both The Wall Street Journal and USA Today. If a library is selected at random, what is the probability that it subscribes to the Wall Street Journal but not USA Today.
10%
15%
20%
25%
60%

Answer 1

1. no\yes
2. 25%

Answer 2

thanks

Answer 3

1. no;no
2. 20%

Answer 4

IT IS
no; no
20%

CONFIRMED 100%