Army Cost Analysis Position (ACAP) Certification

What is the 'coefficient of determination (R²)' and what does it indicate about a CER?

It measures the proportion of variance in cost explained by the independent variable(s); a higher R² indicates a better statistical fit It measures the ratio of explained cost to total program budget It indicates the number of data points used to develop the CER It measures the correlation between two independent cost drivers

Correct Answer:

It measures the proportion of variance in cost explained by the independent variable(s); a higher R² indicates a better statistical fit

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