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 ...

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 ...

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 ...

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 ...

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 ...

Today we'll do a simple run through of a valuation method used to estimate the attractiveness of Old Dominion Freight Line, Inc. (NASDAQ:ODFL) as an investment opportunity by taking the expected ...

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 ...

I love online grocery shopping—in part because I enjoy buying the same thing every week, in part because I don’t drive, but mainly because I hate standing in line. When I do get stuck, I often find ...

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 ...