Algebra 1 Measures of Central Tendency in a PowerPoint PresentationThis slideshow lesson is very animated with a flow-through technique. I developed the lesson for my Algebra 1 class, but it can also be used for upper level class reviews. This lesson teaches how to find the mean, median, and mode of a data set, identify and remove outliers, explain the effects of changing values in data sets, and solve real-life data problems using graphs to organize as the most liked movie genre.This lesson h