Question: If a project has an expected completion time of 12 weeks and a project variance of 2, what is the z-score if you are calculating

If a project has an expected completion time of

If a project has an expected completion time of 12 weeks and a project variance of 2, what is the z-score if you are calculating the probability that the project will be completed in less than or equal to 9 weeks? (round to 2 decimal places and indicate whether + or - change)

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