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- sum(x1,x2,…)
- The sum of the set of numbers x1 to x9.
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- Example: sum(10,1,0,0,9)
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- mean(x1,x2,…)
- The mean (average) of the set of numbers x1 to x9.
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- Example: mean(10,1,0,0,9)
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- range(x1,x2,…)
- The difference between the largest and smallest numbers from the set of numbers x1 to x9.
- Example: mean(10,1,0,0,9)
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- mdev(x1,x2,…)
- The mean deviation is the average of the deviations of the set of numbers x1 to x9 from their mean value.
- Example: mdev(10,1,0,0,9)
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- var(x1,x2,…)
- The variance is the average of the squared deviations from the mean of the set of numbers x1 to x9.
- Example: var(10,1,0,0,9)
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- stdev(x1,x2,…)
- The standard deviation of the set of numbers x1 to x9 is the square root of their variance.
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- Example: stdev(10,1,0,0,9)
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