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KIN 610: Statistics “Needs” List for
Calculations Tip Sheet
(Last Updated: 10-16-01)
To Get This:
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You Need These:
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Coefficient of
Variability
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SD, Mean
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Confidence
Interval
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Mean, Z Score, SE of M
(+SD & n for Excel)
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Mean
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X, N, or n
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Median
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X, n
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Mode
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X
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Percentile
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X in a rank order distribution
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Simple Frequency
Distribution
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X & f columns
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Standard
Deviation
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X, (X-Mean), (X-Mean)^2, N or n
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Standard Error of
Mean
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SD, N
(+ Variance for Excel)
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Sum of Squares
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X, Mean
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T Score
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Z Score
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t-Test
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X, Mean, SD, Z Min, Z Max
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Variance
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X, Mean, n
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Z Score
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X, Mean, SD
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Symbols in Table:
f=Frequency
n=Sample Size
N=Population Size
SD=Standard Deviation
SE of M=Standard Error
of Mean
X=Individual Score
Z
Max=Maximum range value minus mean divided by SD
Z
Min=Minimum range value minus mean divided by SD
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