Diseño De Experimentos Minitab
Presented by: Christopher W. Paret Minitab Inc
Two Classifications of Data
Continuous • Has no boundaries between adjoining values.
• Examples: Temperature, weight,length, time…….
Discrete • Has clear boundaries.
• Examples: Pass/Fail, calendar, age, proportions……..
2
© Minitab Inc., 2003
MINITAB Tools & Six Sigma
MINITAB Release 14 Tools
•Attribute Agreement Analysis • Time Series • Binomial Capability Analysis • Proportions Tests • Control Charts (P, NP, C, & U)
Six Sigma
• Define • Measure • Analyze • Improve • Control
3
©Minitab Inc., 2003
4
© Minitab Inc., 2003
5
© Minitab Inc., 2003
6
© Minitab Inc., 2003
7
© Minitab Inc., 2003
8
© Minitab Inc., 2003
9
© Minitab Inc., 200310
© Minitab Inc., 2003
11
© Minitab Inc., 2003
Times Series Plot
Using Time Series plots in the Define/Measure Phases and Improve Phase
Time Series Plot of Percent DelinquentInvoices
60
56
55
Percent Delinquent Invoices
54 53 53 52 51
50 45 40 35 30
49 48 47 46 46
49
= Mean Delinquecy Rate 50%
25
25
25
25
25
25
25
25
25
25
2525
25
Goal 25% Delinquency Rate = Sep-01 Nov -01 Jan-02 Mar-02 May -02 Jul-02 Sep-02 Nov -02 Jan-03 Mar-03 May -03 Jul-03
Date
12
© Minitab Inc., 2003
13
© Minitab Inc., 200314
© Minitab Inc., 2003
15
© Minitab Inc., 2003
16
© Minitab Inc., 2003
17
© Minitab Inc., 2003
18
© Minitab Inc., 2003
19
© Minitab Inc., 2003Hypothesis Testing
20
© Minitab Inc., 2003
21
© Minitab Inc., 2003
22
© Minitab Inc., 2003
23
© Minitab Inc., 2003
Delinquency Rates
Taxed States vs. Non-Taxed ‘Ship to’Locations (Aug 01 – Aug 02)
Test and CI for Two Proportions Sample 1 2 X 465 673 N 1122 1342 Sample p 0.414439 – Non Taxed ‘Ship To’ Locations 0.501490 – Taxed ‘Ship To’ Locations
Estimate for p(1) -...
Regístrate para leer el documento completo.