Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. One day at 3:00 a. m., the temperature was –13°F
in Kodiak, Alaska. At 10:00 a. m., the temperature was 22°F. What was the average change in temperature per hour?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.