Question: The expected time for a completion of a project is 2 0 weeks with a 2 ( variance ) of 4 . What is the

The expected time for a completion of a project is 20 weeks with a 2(variance) of 4. What is the probability that this project will be completed by week 27?
84%
50%
0
100%
None of the above.
The expected time for a completion of a project is 20

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