The following table summarizes the results of a poll taken of CEO's and analysts concerning the economic impact of a pending piece of legislation:
What is the probability that a randomly selected individual from this group will be either an analyst or someone who thinks this legislation will have a positive impact on the economy?
Group Think it will have a positive impact Think it will have a negative impact Total CEO's 40 30 70 Analysts 70 60 130 110 90 200