# Content by Jim Frost

Jim Frost
P -values have been around for nearly a century, and they’ve been the subject of criticism since their origin. In recent years, the debate over p-values has risen to a fever pitch. In particular,...
Jim Frost
In a previous article, I showed why there is no R-squared for nonlinear regression. Anyone who uses nonlinear regression will also notice that there are no P values for the predictor variables....
Jim Frost
I didn’t expect that our family trip to Florida would end with me driving a plane load of passengers nearly 200 miles to their homes, but it did. Yes, it was a long and strange journey home. A...
Jim Frost
Ihave written a number of blog posts about regression analysis, and I think it would be helpful to collect them in this post to create a regression tutorial. I’ll supplement my own posts with some...
Jim Frost
In part one, I looked at how personal income levels fit into the global distribution of incomes. I’d be the last person to suggest that higher income guarantees more happiness. I’ve visited a...
Jim Frost
In the United States, our Thanksgiving holiday is fast approaching. On this day, we give thanks for the good things in our lives. For this post, I wanted to quantify how thankful we should be....
Jim Frost
Regression analysis generates an equation to describe the statistical relationship between one or more predictor variables and the response variable. After you use Minitab Statistical Software to...
Jim Frost
In a previous post, I wrote about how the field of statistics is more important now than ever before due to the modern deluge of data. Because you’re reading this, I’ll assume that we’re in...
Jim Frost
In statistics, we use a variety of intervals to characterize the results. The most well-known of these are confidence intervals. However, confidence intervals are not always appropriate. Here we’ll...
Jim Frost
Recently, Patrick Runkel wrote about using regression models to explain how historians ranked the U.S. presidents. Given that I both love regression and have written about using regression to...