An advertising campaign is canceled before launch with proba

An advertising campaign is canceled before launch with probability 0.10, is launched but canceled early with probability 0.18, is launched and runs its targeted length with probability 0.43, and is launched and is extended beyond its targeted length with probability 0.29. What is the probability that the advertising campaign is launched?

Solution

4.

We just add up the probability of all launches, regardless of length, so it is

P(launched) = 0.18 + 0.43 + 0.29 = 0.9 [ANSWER]