Within a class consisting of 40 accountancy students, 18 are investing in the stock market. Within the same class, 25 owns a small business. 10 out of those small business owners are also investing into the stock market. Estimate the probability of the following

Long Quiz - Decision Probability of choosing an investor who is also a business owner." 2 points 33/40 10/25 10/40 10/18 Probability of choosing either investor or business owner.* 3 points 33/40 10/25 10/40 10/18 Complimentary probability of choosing an investor or not a business 3 points owner. * 32/40 15/40 7/15 10/18