A carton contains 12 toasters, 3 of which are defective. If four toasters are sold at random, find the probability that exactly one will be defective.?
just trying to find out if the answer in the book im reading is correct , so il know the formula to work out these problems in the future
tx
Well, if the result Plato gave you is equal to 0.509 (to three decimal places) then I suppose the answer is yes (although I detest probability being expressed as a percentage).