Crimini mushrooms are more common than white mushrooms, and they
contain a high amount of copper, which is an essential element
according to the U.S. Food and Drug Administration. A study was
conducted to determine whether the weight of a mushroom is linearly
related to the amount of copper it contains. A random sample of
crimini mushrooms was obtained, and the weight (x, in grams) and
the total copper content (y, in mg) was measured for each. You may
assume...