The weight of an organ in adult males has a bell-shaped distribution with a mean of 330 grams and a standard deviation of 35 grams. Use the empirical rule to determine the following. (a) About 68% of organs will be between what weights? (b) What percentage of organs weighs between 225 grams and 435 grams? (c) What percentage of organs weighs less than 225 grams or more than 435 grams? (d) What percentage of organs weighs between 295 grams and 435 grams