Let X = printers sold at Staples in one day. X, can be 0, 1, 2, 3, 4. Data scientists at Staples have found that the probability distribution of X: X Probability 0 0.40 1 0.25 2 0.20 3 0.10 4 0.05 What is the expected value, E(X), of number of printers sold in a day? Round to 2 decimals