A livestock company reports that the mean weight of a group of young steers is 1160 pounds with a standard deviation of 79 pounds. Based on the model N(1160,79) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1250 pounds? c) between 950 and 1150 pounds? a) % of steers have weights above 1050 pounds. (Round to one decimal place as needed.) b) % of steers have weights below 1250 pounds. (Round to one decimal place as needed.) c) % of the steers weigh between 950 and 1150 pounds. . (Round to one decimal place as needed.)