A new employee at Digital Memories is hired to complete the final assembly of pocket size cameras. As he learns the process, he gets faster. He will qualify for a raise if after 13 weeks his assembly time averages under 20 minutes. The data shows his average assembly time during each of his first 10 weeks. Week 1 2 3 4 5 6 8 9 10 Time (min] 43 39 35 33 32 30 30 28 26 25