Answer:
35%
Step-by-step explanation:
We're told that
where the last fact is due to the law of total probability:
so that and are complementary.
By definition of conditional probability, we have
We make use of the addition rule and complementary probabilities to rewrite this as
By the law of total probability,
and substituting this into gives
Answer:
No Solution
Step-by-step explanation:
if one side is 4, another side -8z and +8z cancels, left -7
4 ≠ -7
Answer:
2
Step-by-step explanation:
Neither is correct. please try again and re-ask for answers or hint.