suppose you roll a pair of six-sided dice and add their totals. the probabillity model is given below. sum 2 3 4 5 6 7 8 9 10 11 12 probabilty 1 36 1 18 1 12 1 9 5 36 1 6 5 36 1 9 1 12 1 18 1 36 (a) what is the probability that the sum of the numbers on your dice is a number other than 11?