Question

X A B C D
P(X) 0.30 0.20 ? 0.28

find P(A and D) assuming that A and D are independent

A. 0.22

B. 0.084

C. 0.02

D. 0.58

Answer 1

P( A and D) = P(A)*P(D) if A and D are independent.

Answer 2

This is what I got:
P(A n D)=P(A)*P(D)
=0.3 times 0.28

Answer 3

thx