SecondaryMathsAverages, spread, grouped data and histograms10–15 min
Data Detective
Reconstruct data sets from target statistics, estimate grouped means, build frequency-density histograms and compare distributions using box plots.
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Theory and model assumptions
Reconstruct data sets from target statistics, estimate grouped means, build frequency-density histograms and compare distributions using box plots.
Teacher guidance
MOE Secondary Mathematics: Statistics (averages, quartiles, interquartile range, grouped data, histograms and box plots)
Expected time: 10–15 minutes.