AP Statistics Review – Chapter 1

Shape 2) Outliers 3) Center 4) Spread Possible Shapes: Types of Center: (a) mean = (b) median = Types of Spread: (a) standard deviation – use AP . formula. In calculator: (b) IQR (Interquartile range) = Q3 – Q1 * Note – outliers are more than 1.5 times the IQR above Q3 or below Q1 (c) range ................
................