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Calculate the Variance

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The man-hour estimate for test and evaluation was based on using expert opinion to come up with optimistic, pessimistic and most likely positions. This resulted in a triangular distribution with a minimum estimate of 425 hours, a most likely estimate of 500 hours, and an expected maximum of no more than 650 hours. Calculate the variance of this distribution.

A) 525
B) 2188
C) 92604
D) 4219

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Solution Summary

Calculates variance of distribution presented in the question.

Solution provided by:
Sandeep Bardia, MBA
Education
  • BCom, SGTB Khalsa College, University of Delhi
  • MBA, Rochester Institute of Technology
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