APPLICATION OF SUPERVISED LEARNING
LINEAR REGRESSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The major conceptual limitation of all regression techniques is that one can only ascertain prediction, but never be sure about underlying causal mechanism.
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -One of the limitations of regression is that it can be used only for linear relationships.
Detailed explanation-2: -Regression approach of forecasting is the most versatile method in many business organisations; however, it also faces some series drawbacks such as qualitative nature of data, complexity of the problem, time complexity and lack of adequate data.
Detailed explanation-3: -We are only considering LINEAR relationships. r and least squares regression are NOT resistant to outliers. There may be variables other than x which are not studied, yet do influence the response variable. A strong correlation does NOT imply cause and effect relationship. More items
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