Use the standard normal table to find the following probabilities. Be sure to draw and shade the curve as part of your answer. a. P(2.03 1.67] Ans 1b c. P(.43 s z 20) = .8907 Ans 1e Toddlers' nap times are normally distributed with a mean of 65 minutes and a standard deviation of 8.6 minutes. What is the probability that a toddler sleeps for more than 90 minutes? Ans 2