Statistics: quiz
72 questions across 24/24/24 (E/M/H).
24 formulas in this quiz
Arithmetic mean (AM) of ungrouped data
3 QsMedian of ungrouped data
3 QsMode of discrete data
3 QsPopulation variance about the mean
3 QsStandard deviation
3 QsCoefficient of variation (CV)
3 QsCombined mean of two groups
3 QsCombined variance (two groups, internal variances about own means)
3 QsMean by assumed-mean (shortcut) method
3 QsMean of a discrete frequency distribution
3 QsVariance shortcut: mean of squares minus square of mean
3 QsMean of grouped data: step-deviation method
3 QsArithmetic mean (ungrouped data)
3 QsMean of grouped data (direct method)
3 QsAssumed mean (shortcut) for grouped data
3 QsMedian (ungrouped)
3 QsMedian (grouped)
3 QsMode (discrete data)
3 QsMode (grouped / modal class)
3 QsCombined mean of two groups
3 QsCombined variance (two groups, means known)
3 QsVariance σ² (population form) and shortcut
3 QsStandard deviation σ
3 QsCoefficient of variation (CV)
3 Qs