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Linear Regression: Limiting and Empowering Factors

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Considering the simple case of linear regression analysis (one dependent and one independent variable) please share a couple of limiting and empowering factors related to this important tool.

Consider the first step in a thorough regression analysis to be to graph the data in a scatter plot. The scatter plot (even before a regression is plotted) can reveal important problems in the data that can save a researcher embarrassment in the end. Discuss a couple of the issues we might discover.

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This response provides information on the importance of limiting and empowering factors of linear regression analysis.

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Once the scatter plot has been made, the trendline feature of Excel can be used to fit the linear regression line and state the value of the coefficient of determination R^2. R^2 is indicative of the percentage of the variation in the dependent variable that is explained by the variation in the independent variable. ...

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