A PERT network has three activities on critical path with mean time 3, 8 and 6 and standard deviations 1, 2 and 2 respectively. The probability that the project will be completed in 20 days is
Options
A. 0.50
B. 0.66
C. 0.84
D. 0.95
Correct Answer
0.84
More questions
1. The function of an oil control orifice is that it
Options
A. returns cylinder head lubricating oil to the oil pan at high speed
B. turns oil into fine mist for spray lubrication
C. regulates the pressure of engine oil supplied by the oil pump for the lubrication of cylinder head mechanism and other purposes
D. removes impurities from cylinder head lubricating oil