xkcd #2048 is exceptionally relevant to this. Doing linear regression well with a big dataset is difficult! I do this all the time at work and honestly I often show a scatter plot without any ...

Learn how to graph linear regression in Excel. ... Correlation: What It Means in Finance and the Formula for Calculating It. Quintiles: Overview, Common Uses, and Alternatives.

Often, regression models that appear nonlinear upon first glance are actually linear. The curve estimation procedure can be used to identify the nature of the functional relationships at play in ...

I like google docs because it is in a webpage. However, it does lack one thing that both Open Office and Excel have - the 'trendline'. Trendline is a dumb word for linear regression fit. What is a ...

When multiple variables are associated with a response, the interpretation of a prediction equation is seldom simple. ... In simple linear regression 1, ...