Measures of Spread: Standard Deviation & Mean Absolute Deviation (MAD) Lesson Plan for Algebra 1, Algebra 2, and StatisticsComprehensive statistics lesson plan perfect for teaching measures of spread, standard deviation, and Mean Absolute Deviation (MAD) to grades 9-12This 2-day, CCSS-aligned (HSS-ID.A.2, HSS-ID.A.3) resource includes complete lesson plans, guided notes, worked examples with deviation tables, practice problems, basketball hook activity, calculator/spreadsheet integration, and as