Weights of the vegetables in a field are normally distributed. from a sample carl cornfield determines the mean weight of a box of vegetables to be 180 oz. with a standard deviation of 8 oz. he wonders what percent of the vegetable boxes he has grouped for sale will have a weight more than 196 oz. carl decides to answer the following questions about the population of vegetables from these sample statistics: carl calculates the z-score corresponding to the weight 196 oz. using the table (column .00), carl sees the area associated with this z-score is 0. carl rounds this value to the nearest thousandth or 0. now, carl subtracts 0.50 - 0. = %.