The next time you cover this topic, consider teaching students how to perform a simple linear regression analysis in Excel. Below is an example screenshot illustrating 12 months of cost data for a ...

Simple linear regression is commonly used in forecasting and financial analysis—for a company to tell how a change in the GDP could affect sales, for example.

The most basic regression relationship is a simple linear regression. In this case, E( Y | X ) = μ ( X ) = β 0 + β 1 X , a line with intercept β 0 and slope β 1 .

Building a linear regression model So far, I have explored the dataset in detail and got familiar with it. Now it is time to create the model and see if I can predict Yearly Amount Spent.

In a simple regression with one independent variable, that coefficient is the slope of the line of best fit. In this example or any regression with two independent variables, the slope is a mix of ...

Jerome H. Klotz, UPDATING SIMPLE LINEAR REGRESSION, Statistica Sinica, Vol. 5, No. 1 (January 1995), pp. 399-403 Free online reading for over 10 million articles Save and organize content with ...