Probability & Statistics 1 5.1 Representation of data 5.1.3 Measures of central tendency and variation Key ConceptsLearn FirstLoading… Key FormulasKnow TheseLoading… Common MistakesAvoid TheseLoading… StrategyApply ThisLoading…9709-P5-SUB-5.1.3-115 QuestionsLoading… 9709-P5-SUB-5.1.3-215 QuestionsLoading…