8. The four members of Krista McCarville's curling team line up to get their medals along with their coach, Rick Lang. How many different ways can this be done if: a. There are no restrictions? (1 Mark) b. Krista has to be on an end?(1 Mark) c. Krista and Rick must line up together? (1 Mark) d. Krista and Rick must NOT line up together? (1 Mark) 9. Brooke Henderson of the LPGA, who just won her second major last weekend, played a round of golf and her proximity to the hole on a sample of shots was taken. The mean proximity to the hole was found to be 21.4 feet with a standard deviation of 16.6 feet. a. What is the z-score for a shot with a proximity to the hole of exactly 14 feet? (2 Marks) b. What is the probability that a shot will have a proximity to the hole of 14 feet or less? (1 Mark) c. What is the probability that a shot will have a proximity to the hole between 14 feet and 23 feet