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What Is the Probability That This Project Will Take More

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What is the probability that this project will take more than 10 weeks to complete if the activity means and standard deviations are as shown below?  Activity  Mean  Std.Dev. 125123411381\begin{array} { l c c } \text { Activity } & \text { Mean } & \text { Std.Dev. } \\\hline 1 - 2 & 5 & 1 \\2 - 3 & 4 & 1 \\1 - 3 & 8 & 1\end{array}


Definitions:

Deadweight Loss

A reduction in economic effectiveness occurring when a good or service doesn't attain market equilibrium in an unrestricted market scenario.

Elastic Supply

A situation where the quantity supplied changes significantly in response to changes in price.

Elastic Demand

A situation where the demand for a product or service significantly changes in response to a change in price.

Inelastic Supply

A situation where the quantity supplied of a good is not significantly affected by a change in price.

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