chap8_2010

Chap8_2010 - Chapter 8 Making Sense of Data in Six Sigma and Lean How to tell story from dataset Quantitative Data Graphical Methods Dot Plots

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Chapter 8 Making Sense of Data in Six Sigma and Lean

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How to tell “story” from dataset? Quantitative Data Graphical Methods Dot Plots Stem-and-Leaf Plots Frequency Tables Histograms and Performance Histograms Run Charts Time-Series Plots Numerical Methods: Descriptive Statistics
How to tell “story” from dataset? Qualitative Data Pie Charts Bar Charts Pareto Analysis with Lorenz Curve

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How to tell “story” from dataset? Bivarite Data Graphical Methods Scatter Plots Numerical Methods: Correlation Coefficient Pearson Coefficient Spearman’s Rho () Kendall’s Tau () Rank Correlation
How to tell “story” from dataset? Multi-Vari Data Graphical Methods Multi-Vari Charts

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Summarizing Quantitative Data: Dot Plots Dot plot is one of the most simple types of plots Example 8.1 Minitab Graph Dotplot Simple
Summarizing Quantitative Data: Stem-and-Leaf Plots Stem-and-Leaf Plots are a method for showing the frequency with which certain classes of values occur. i160.photobucket .com/. ../treediagr am.png

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Summarizing Quantitative Data: Frequency Tables constructed by arranging collected data values in ascending order of magnitude with their corresponding frequencies. Absolute frequencies or relative frequencies (%) www.sci.sdsu.edu/. ../Weeks/images/Frequency.png
Summarizing Quantitative Data: Histogram www.statcan.gc.ca/. ../ch9/images/histo1.gif

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Summarizing Quantitative Data: Run Charts A line graph of data points plotted in chronological order that helps detect special causes of variation Minitab Graph Time Series Plot Simple
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This note was uploaded on 12/03/2011 for the course EIN 5226 taught by Professor Staff during the Fall '11 term at FIU.

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Chap8_2010 - Chapter 8 Making Sense of Data in Six Sigma and Lean How to tell story from dataset Quantitative Data Graphical Methods Dot Plots

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