O The same O ACT Question 15 1 pts Find the variance for the given data. Round your answer to one more decimal place than the original data. The owner of a small manufacturing plant employs six people. As part of their personnel file, she asked each one to record to the nearest one-tenth of a mile the distance they travel one way from home to work. The six distances are listed below: 13, 9, 18, 8, 20, 15 1 pts Question 16 e the z-score to determine