Question: The expected time for a project is 20 months with a variance of 4. What is the probability the project will take more than 23

The expected time for a project is 20 months with
The expected time for a project is 20 months with a variance of 4. What is the probability the project will take more than 23 months? Select one: O a. 0.06681 O b. 0.22663 O c. None of the other options. O d. 0.77337 e. 0.93319

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