Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

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.

“The statistician knows...that in nature there never was a normal distribution, there never was a straight line, yet with normal and linear assumptions, known to be false, he can often derive results ...

Segmented line regression has been used in many applications, and the problem of estimating the number of change-points in segmented line regression has been discussed in Kim et al. (2000). This paper ...

Quick take: The S&P 500 Index price is 49% above its long-term trend, down from 50% above trend last month. About the only certainty in the stock market is that, over the long haul, over performance ...

Quick take: At the end of March the S&P 500 index price was 56% above its long-term trend, up from 53% above trend the previous month (a downward adjustment from 54%). About the only certainty in the ...

Dr. James McCaffrey presents a complete end-to-end demonstration of the kernel ridge regression technique to predict a single numeric value. The demo uses stochastic gradient descent, one of two ...

This is a preview. Log in through your library . Abstract This article presents the results of a multiple linear regression analysis performed on a database of 6,653 bronze sestertii minted at Rome ...