1. Sketch a normal distribution curve given the following information: (1 mark) . Average hours studying for the week: 37 hours . Standard deviation of hours studying for the week: 3.5 hours . Label the hours for one, two, and three standard deviations above and below the mean. 2. Determine the z-score for a week when 27 hours of studying were done. Round your answer to the nearest tenth. (1 mark) 3. How does the z-score help to determine how the 27 hours of studying relates to the mean of 37 hours? (1 mark)