In statistics and probability theory, the standard deviation (SD) (represented by the Greek letter sigma, σ) measures the amount of variation or dispersion from the ……

QUALITY PROGRESS I APRIL 2005 I 51 Lean Six Sigma Reduces Medication Errors by Grace Esimai mong healthcare errors, medication er-rors, including those made in ……

This macro creates one of three types of graphs with asymmetric error bars from relative error bar data….

Lean Six Sigma dictionary definitions for frequently-used vocabulary within lean and six sigma….

statistics glossary for words that begin with the letter S….

The stem and leaf plot is used to display in a bar chart format categories or variable data. The stems are groups of data by class intervals. The leaves are smaller ……

SigmaPlot graphing capabilities provide the flexibility to easily customize every graph detail and create publication quality graphs….