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Variation measures
  Calculates basic variation measures.
2025.Apr.11 20:13:22
n n ≤ …   (Run the sample case.) No. of data (sample size). •
L "Lower specification" •
Observed
data
  The classical measures of central tendency and dispersion are calculated, as well as (dimensionless) skewness and kurtosis (matching Excel results).  The formulas are the following.
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References: Plate: Var030825

• Weisstein, Eric W., "Minimum", from MathWorld —a Wolfram Web Resource.

• Kazmierski, Thomas J., 1995, "Statistical Problem Solving in Quality Engineering", McGraw-Hill, Inc., New York, NY (pp 48 ff)

• Guimar�es, Rui C. and Jos� A. Sarsfield Cabral, 1997, �Estat�stica�, McGraw-Hill, Lisboa (pp 40–46).

 
 
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Created: 2003-08-25 — Last modified: 2009-02-01