A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate these coordinates by substituting values into the linear equation.

Least squares regression equations The premise of a regression model is to examine the impact of one or more independent variables (in this case time spent writing an essay) on a dependent variable of ...

Learn how to form, solve, and rearrange equations using the tools and conventions of algebra with BBC Bitesize GCSE Maths.

How to Do a Linear Scale on Excel. Microsoft Excel is a versatile software program that allows you to create a variety of documents, images and charts. Create a linear scale in Excel to display ...