Walker Math's Essentials Statistic 4+ is a workbook designed for teachers to assist them in building courses for their students. In this way, students get resources pitched at the right level to support their individual learning as they strengthen their skills in a particular strand. Walker Math's Essentials Statistics 4+ contain topics like Probability, Statistical Concepts, Data Display, Graphs, Data Analysis, Measures of center, and more. Additionally the workbook contains teaching material, worked examples, carefully graded practice exercises, puzzles and challenges for those needing extension.