Question

Using the following sample space:

(H, H, H), (H, H, T), (H, T, H), (T, H, H), (H, T, T), (T, H, T), (T, H, H), (T, T, T)
Define the random variable for flipping an outcome with a tails.

Answer 1

find p using the additive rule

Explanation:

Answer 2

find P (A B) using the additive rule, hope this helps