If the time required to complete a project is 10 days with standard deviation of 2 days, then the expected time to complete the project with 99.9% probability is
A. 4 days
B. 6 days
C. 10 days
D. 16 days
Answer:D
If the time required to complete a project is 10 days with standard deviation of 2 days, then the expected time to complete the project with 99.9% probability is
A. 4 days B. 6 days C. 10 days D. 16 days