In this article, you'll learn the basics of simple linear regression, sometimes called 'ordinary least squares' or OLS regression—a tool commonly used in forecasting and financial analysis.

The four most common types of linear regression are simple, multiple, and polynomial. Understanding their differences can help you determine which approach best suits your needs: Linear regression ...

Figure 1: Scatter plot showing an outcome variable (blood pressure) on the y-axis and explanatory variable (age) on the x-axis, with regression line through the plots. Credit: Technology Networks.

Implement Linear Regression in Python from Scratch ! In this video, we will implement linear regression in python from scratch. We will not use any build in models, but we will understand the code ...

JMP Statistical Discovery, Statistics Knowledge Portal. "Simple Linear Regression, the Chi-Square Test." JMP Statistical Discovery, Statistics Knowledge Portal. "Simple Linear Regression ...

The next time you cover this topic, consider teaching students how to perform a simple linear regression analysis in Excel. Below is an example screenshot illustrating 12 months of cost data for a ...

In many cases you want to both make a prediction and analyze the strength of the relationship of the variables. Simple Linear Regression Take a look at the screenshot of a sample R session in Figure 1 ...

In simple linear regression, there is a single quantitative independent variable. Suppose, for example, that you want to determine whether a linear relationship exists between the asking price for a ...

“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 ...