865. If the expected time of completion of a project is 60 weeks with a standard deviation of 5 weeks, the probability of completing the project in 50 weeks and 65 weeks respectively will be__________________? September 7, 2025 by Admin A. 2.3% and 84.1% B. 97.7% and 84.1% C. 97.7 % and 15.9% D. 15.9% and 97.7% ✅ The correct answer is option A.