. Four investors A, B, C, D, are thinking about bidding on something, the probability of each investor will bid is 0.2, 0.3, 0.4, 0.5. If the investor makes a bid, the bid amount is normally distributed Player A B C D Bid amount mean 1800 1500 1700 1600 bid amount std 300 400 350 300 What is the probability that player B will win the bid?