Scatter Diagram
A graphical display of bivariate data using points (xi, yi) plotted on a coordinate plane, where the pattern of points reveals the relationship between two variables.
Real World
A sports scientist at Manchester City plots sprint speed against recovery time for each player after matches, using the scatter diagram to spot whether fitter players recover faster.
Exam Focus
When asked to 'describe' a scatter diagram, state direction, strength, and any outliers — all three elements are needed for full marks.
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