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You are managing an amusement park development project. You received the following estimates for site excavation and area development activity, which are critical to the success of your project. The most likely estimate is $100,000, the optimistic estimate is $90,000, and the pessimistic estimate is $120,000. What is the variance of the data?
A.) $25,000,000 B.) $5,000 C.) $30,000 D.) $10,5000
Hint: Calculate the standard deviation using the PERT method and then calculate the variance from it.
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