Question 8 < > 6.2 The Standard Normal Distribution Table: Z-score and Probability A manufacturer knows that their items have a normally distributed length, with a mean of 16.2 inches, and standard deviation of 1.8 inches. If one item is chosen at random, what is the probability that it is less than 20.1 inches long? a.) The Z-score (Round to 2 decimal places) b.) The probability is (Rount to 4 decimal places)