In an agricultural study, the average amount of com yield is normally distributed with a mean of 185.2 bushels of com per acre, with a standard deviation of 23.5 bushels of corn. If a study included 1200 acres, about how many would be expected to yield more than 206 bushels of corn per acre? Homework Help. 4VB. Calculating number from a sample that meet criteria based on normal probabilities (1:32) 226 acres 974 acres 812 acres 188 acres