1. A Chinese juice producer buys all of his Chinese from a Chinese farmer in the Marys. The amount of squeezed juice from each of these Chinese is approximately normal with an average of 4.70 ounces and a standard deviation of .40 ounces. a) How likely is a randomly selected china to contain between 4.50 and 4.60 ounces? b) If a sample of 50 Chinas is selected, how likely is the sample mean to be at least 4.60 ounces?