Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with two-way interactions between predictor variables. Standard linear regression predicts a single numeric value ...

Learn what residual standard deviation is, how to calculate it in regression analysis, and why it's crucial for measuring predictability and goodness-of-fit in data modeling.

For the second time since passing a home rule charter that went into effect in 2015, Clark County voters will be tasked with electing 15 charter review commissioners in the… Read story ...