maintenance 2. The following table illustrates a sample of task times observations. Use the information in the table to calculate your responses for each of the questions. 74.66 75.40 47.18 59.63 59.87 57.36 55.94 66.00 43.45 51.22 62.26 69.15 66.61 53.03 59.51 53.97 46.62 63.77 70.50 68.93 56.73 40.51 57.30 55.07 54.89 35.85 69.60 52.93 61.05 64.62 43.85 53.27 50.87 59.96 42.15 51.67 61.65 42.87 57.15 52.57 60.49 53.82 43.75 64.07 67.35 54.10 68.07 55.83 34.05 57.83 3. Calculate the mean Mct and standard deviation for this sample. 4. Compute the percentage of corrective time between 40 and 50 minutes by using the standard normal table.