Design and plot a critical ratio for a computer installation project that had planned constant, linear progress from 0 to an earned value of 200 over a 100-day duration. In fact, progress for the first 20 days has been: 2, 3, 4, 6, 7, 9, 12, 14, 15, 17, 20, 21, 21, 22, 24, 26, 27, 29, 31, 33. What can you conclude about this project?