Question: The sponsor wants the project to be completed in 40 days. The CPI is 1.1, the project critical path duration is 38 days with the standard deviation of 2 days. What is the maximum project float.

a) 8 days

b) 2 days

c) 4 days

d) 0 days

The answer is 4.

Can anyone explain what is the relation ship between float and standard deviation.

Thanks,

Abdul khadar