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.
He is best known as the author of the books The Tipping Point: How Little Things Can Make a Big Difference (2000), Blink: The Power of Thinking Without Thinking (2005), Outliers: The Story of Success (2008) and David and Goliath: Underdogs, Misfits and the Art of Battling Giants (2013).