Now that you've got a good sense of how to "speak" R, let's use it with linear regression to make distinctive predictions. The R system has three components: a scripting language, an interactive ...

This post will show how to estimate and interpret linear regression models with survey data using R. We’ll use data taken from a Pew Research Center 2016 post-election survey, and you can download the ...

We need to standardize the covariance in order to allow us to better interpret and use it in forecasting ... concerned about for simple linear regression are the R-squared, the intercept (constant ...

In other words, linear regression enables you to estimate how (by how much and in which direction, positive or negative) the outcome variable changes as the explanatory variable changes. It summarizes ...

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 ...