The Least-Squares Regression Method Can Be Used to Approximate a Cost

question 131

Multiple Choice

The least-squares regression method can be used to approximate a cost function.A disadvantage of this method is ________.

• A) it does not use all the available data points
• B) it requires a lot of prior cost data
• C) it requires subjective placement of the line
• D) it is more subjective than engineering analysis

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