A comprehensive workbook for A level Biology students to make sense of statistical analysis questions in preparation for CAIE 9700 Paper 5. Includes: Range, standard deviation, normal distribution, standard error, confidence intervals, error bars, p values, null hypothesis and critical values as well as the four prescribed statistical tests - the chi squared test, the t test, Pearson’s linear correlation and Spearman’s rank correlation. Easy to understand explanations designed to illicit maximum marks, written by a Biology teacher, rather than a statistician. Practice exercise and relevant CAIE past paper questions . Seperate memo and mark schemes.