Is the following a proper discrete probability distribution? Ill PIX! 2312 5 3312 1D 4! 12 12 2312 Is the following a proper discrete probability distribution? If PIX! -1 4! 12 5 33'12 4! 12 12 1312 Which of the following is a requirement for a table to be a proper discrete probability distribution? I All probabilities have to be fractions. All probabilities are whole numbers. The sum of the probabilities is between D and 1. All of the possible outcomes for I must be included. The variable I must be numeric. None of these. Challenge question: Imagine a used car sales lot that only has 5 cars for sale. Let I = Buick. Is the following a proper discrete probability distribution for this situation? it P1X! 11.30 H30 6130 SEED 330 (Hint: it has to do with the I oolumn.} hWMl-ID