Question

Thank you all for all of your help!

Answer 1

2/7 I hope this helps yaaa

Answer 2

2/7

Explanation:

Since Q and R are independent, p(Q and R) will be p(Q) × p(R).

So,

p(Q) × p(R) = 4/7 × 1/2 = 4/14 = 2/7

So p(Q and R) given they are independent is 2/7