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10 cards from this deck
Describe the centre/typical value of a dataset
Show how spread out data values are
x̄ = ΣX/N (sum of values ÷ number of values)
Value that appears most frequently in dataset
Middle value when data is arranged in order
Highest value - Lowest value
Spread of middle 50% of data around median
How spread out values are from the mean
Influenced by extreme values/outliers
Data values widely spread from mean
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