Red and yellow creates orange. Yellow and blue creates green. The secondary colors can be mixed further to create additional shades. Tertiary colors are the result of a primary and secondary color mixed together. For example, orange mixed with red creates red-orange.
An influential point is an outlier that greatly affects the slope of the regression line. One way to test the influence of an outlier is to compute the regression equation with and without the outlier. This type of analysis is illustrated below.
There are two basic approache s that can be. used in dealing with outliers and influential. points. This report considers the approach of. having an arsenal of tools for isolating these. important points for further study, with the. possibility of deleting some or all of the points. from the analysis.