The weight of an organ in adult males has a bell-shaped distribution with a mean of 330grams and a standard deviation of 50 grams. Use the empirical rule to determine the following.
(A)about 68% of organs will be between what weight?
(B) what percentage of organs weights between 230 grams and 430 grams?
(C) what percentage of organs weights less than 230 grams and more than 430 grams?
(D) what percentage of organs weights between 280 grams and 480 grams?