Essentials of Lean Six Sigma

Appendix: Statistical Tables Used for Lean Six Sigma

Overview

AI.

Highlights of Symbols and Abbreviations

AII.

Chapter 10 Case Study Extended Equations

AIII.

Values of y = exp( ??)

AIV.

DPMO to Sigma to Yield % Conversion Table

AV.

Standard Normal Distribution

AVI.

Critical Values of t-Distribution

AVII.

Critical Values of Chi-Square Distribution with Degrees of Freedom

AVIII.

Upper Critical Values of the F-Distribution for df 1 Numerator Degrees of Freedom and df 2 Denominator Degrees of Freedom

AIX.

Deming's Condensation of the 14 Points for Management

AX.

Scorecard for Performance Reporting

AXI.

Scorecard for Performance Reporting (Partly Completed Example)

Appendix I: Highlights of Symbols and Abbreviations

ANOVA

Analysis of Variance

b 0

y-intercept in the prediction equation

b 1

The coefficient of linear effect of variable in a regression model

b 11

The coefficient of quadratic term for the first variable in a regression model

C p

Process capability (assumes process centered on the target)

C pk

Process capability index (does not assume process is centered on the target)

DOE

Design of experiment

df

Degrees of freedom

f

Function (used to describe a function)

f(x)

Function of x

P p

Process performance

P pk

Process performance index

s

Sample standard deviation

USL

Upper specification limit

LSL

Lower specification limit

z

A standardized value

?

Mean

?

Standard deviation of population

?

Integral of

? b a

Integral between the limits a and

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