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Reason about center and spreadTactic

Tactic

Reason about center and spread

Means follow the total, medians follow the middle

11 min 6 stepsGraded practice at the end

The mean notices every value, and the median only watches the middle. In detention I learned exactly where to sit to go unnoticed.

Meet it
Spot it
Run it
Dodge the traps
Play with it
Prove it

The first step is free. A free account opens the rest.

Calls on

Center and spread from any displayTechniqueUnpack any display into values, then measure
Read values from a graph or tableTechniqueRead the scale before you read the value
SubstituteTechniqueSwap in the value, parentheses and all