Suppose that the distribution of total sleep time in the population is approximately normal. What is the approximate proportion of individuals having total sleep time between 6 to 8 hours? Selected Standard Normal Values (2) & Approx. Probabilities of Exceeding These z ['(Z>z) U. 10 0.46 0.20 0.42 (17] 0 24 1.00 0. [(1 [.50 0.0? [.96 0.025 3.0 0.0015 a. 1.00 b. 0.60 c. 0.24 d. 0 e. 0.40 The correct answer is: b. 0.60 Your Response: a. 1.00 Explanation For Correct Answer: P(6 0.71):1o.15 - 0.24: 0.60