posted 4¼months ago by Natalie2000
© Copyright: Project Management Professional (PMP) Study Guide by Kim Heldman, Sybex Inc., Alameda, CA, USA, 2002, page 281, question 11
If your expected value is 110 and the standard deviation is 12, which
of the following is true?
A. There is approximately a 99 percent chance of completing this
activity between 86 and 134 days.
B. There is approximately a 68 percent chance of completing this
activity between 98 and 122 days.
C. There is approximately a 95 percent chance of completing this
activity between 98 and 122 days.
D. There is approximately a 75 percent chance of completing this
activity between 86 and 134 days.
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