In: Statistics and Probability
Potatoes - Samples: Suppose the weights of Farmer Carl's potatoes are normally distributed with a mean of 8.0 ounces and a standard deviation of 1.1 ounces.
a) If 5 potatoes are randomly selected, find the probability that the mean weight is less than 9.5 ounces. Round your answer to 4 decimal places.
(b) If 7 potatoes are randomly selected, find the probability that the mean weight is more than 8.6 ounces. Round your answer to 4 decimal places.