A Level Statistics: Unit 1 - Numerical Measures 0.0 / 5 ? StatisticsNumerical MeasuresMeanMedianQuartilesOutliersA2/A-levelEdexcel Created by: MrsHodgettsStatisticsCreated on: 04-02-22 10:19 What is this the formula for? (∑x / n) Mean 1 of 12 What is this the formula for? Q1 – (1.5 X IQR) Outliers 2 of 12 What does this symbol represent? ̅x Sample Mean 3 of 12 What does this symbol represent? μ Population Mean 4 of 12 What does this symbol represent? s Sample Standard Deviation 5 of 12 What does this symbol represent? s^2 Sample Variance 6 of 12 What does this symbol represent? σ^2 Population Variance 7 of 12 What does this symbol represent? σ Population Standard Deviation 8 of 12 What is this the formula for? (∑fx / ∑f) Mean 9 of 12 What is this the formula for? ½(n+ 1) Median 10 of 12 What is this the formula for? ¼(n+ 1) Lower Quartile 11 of 12 What is this the formula for? ¾(n+ 1) Upper Quartile 12 of 12
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