A Least Square Regression Line is the best thing to use for this because there is inconsistencies and no direct equation to be able to fill all of these points. They may be outliers and therefore we should use a calculator for a Regression Line to be calculated to find the residual.
Modular arithmetic is all about finding the remainder from long division (MOD), and the total number of times that a number goes into a division (DIV<span>).</span>
