Endorsed by Cambridge Assessment International Education to provide full support for Paper 5 of the syllabus for examination from 2020. Take mathematical understanding to the next level with this accessible series, written by experienced authors, examiners and teachers. – Improve confidence as a mathematician with clear explanations, worked examples, diverse activities and engaging discussion points. – Advance problem-solving, interpretation and communication skills through a wealth of questions that promote higher-order thinking. – Prepare for further study or life beyond the classroom by applying mathematics to other subjects and modelling real-world situations. This book covers the syllabus content for Probability and Statistics 1, including representation of data, permutations and combinations, probability, discrete random variables and the normal distribution.