A B 1 Formulas: Add; Divide; Cell Referencing 2 3 BE3.13-Using Excel with Learning Curves 4 PROBLEM C D E 5 Willem was reviewing his former colleague's calculation for unit production time with a 6 learning curve, but he felt like he was missing something. Estimates of the time it 7 would take to make each successive unit and the learning curve observed are provided 8 here. 9 10 10 33.85 minutes 11 12 Expected time to make third unit Expected time to make fourth unit Learning curve observed 32.40 minutes 90% 13 14