An advantage of the least-squares regression method is that it provides statistical evidence as to the reliability of the cost estimates generated.

Question

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The least-squares regression method involves calculating a line of best fit through the data, which provides statistical measures such as the coefficient of determination (R-squared), standard error, and confidence intervals. These measures provide evidence as to the accuracy and reliability of the cost estimates generated through the method.

An Advantage of the Least-Squares Regression Method Is That It