a livestock company reports that the mean weight of a group young steer is 1092 pounds with a standard deviation of 86 pounds. based on the model N(1092,86) for the weights of steers, answer the following questions. A) what percent of steers weigh over 950 pounds? B) what percent of steers weigh under 900 pounds? C) what proportion of steers weigh between 1200 and 1300 pounds? D) a scientists want to do genetic testing on the top 14% of all the steers by weight. what weight does the scientist need to use as a cutoff value to know the steer has weight in the top 14%?