FAQ's from DOE FAQ Alert
119 topics • Page 1 of 3 • 1, 2, 3
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- Using RSM for optimisation with discrete (integer) factors
by John Geraghty » Wed Apr 29, 2009 8:33 am - 4 Replies
- 236 Views
- Last post by Wayne
Thu Apr 30, 2009 8:36 am
- Using RSM for optimisation with discrete (integer) factors
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- Design-Expert and the General Stats Package (GSP)
by Wayne » Wed Feb 18, 2009 10:57 am - 1 Replies
- 251 Views
- Last post by Wayne
Wed Feb 18, 2009 11:09 am
- Design-Expert and the General Stats Package (GSP)
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- Reliability of optimization results based on model strength
by zoraml » Thu Dec 04, 2008 4:44 pm - 1 Replies
- 505 Views
- Last post by Wayne
Fri Dec 05, 2008 9:32 am
- Reliability of optimization results based on model strength
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- How to add replicate runs to DOE that was already analyzed?
by zoraml » Thu Dec 04, 2008 1:29 pm - 2 Replies
- 580 Views
- Last post by Wayne
Thu Dec 04, 2008 2:38 pm
- How to add replicate runs to DOE that was already analyzed?
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- What are the different sums of square types?
by Wayne » Tue Aug 26, 2008 9:49 am - 1 Replies
- 590 Views
- Last post by Wayne
Tue Aug 26, 2008 9:55 am
- What are the different sums of square types?
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- How to Handle Multiple Factors with Varying Number of Levels
by Tryg » Tue Jun 24, 2008 10:48 am - 1 Replies
- 387 Views
- Last post by Wayne
Thu Jul 17, 2008 3:55 pm
- How to Handle Multiple Factors with Varying Number of Levels
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- Choosing alpha for a Central Composite Design (CCD)
by Wayne » Thu Jul 17, 2008 3:50 pm - 1 Replies
- 491 Views
- Last post by Wayne
Thu Jul 17, 2008 3:50 pm
- Choosing alpha for a Central Composite Design (CCD)
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- How to set up a Latin square with Design-Expert®
by Wayne » Thu Jul 17, 2008 3:49 pm - 1 Replies
- 455 Views
- Last post by Wayne
Thu Jul 17, 2008 3:50 pm
- How to set up a Latin square with Design-Expert®
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- When to enter actual versus planned factor level
by Tryg » Tue Jun 24, 2008 12:31 pm - 1 Replies
- 381 Views
- Last post by Wayne
Thu Jul 17, 2008 3:49 pm
- When to enter actual versus planned factor level
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- How are variying factor levels handled in Design-Expert
by Wayne » Thu Jul 17, 2008 3:45 pm - 1 Replies
- 278 Views
- Last post by Wayne
Thu Jul 17, 2008 3:45 pm
- How are variying factor levels handled in Design-Expert
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- The negative impact of ignored run(s) on alias structure
by Tryg » Tue Jun 24, 2008 12:51 pm - 1 Replies
- 258 Views
- Last post by Wayne
Thu Jul 17, 2008 3:44 pm
- The negative impact of ignored run(s) on alias structure
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- Criteria for p-values when doing multiple tests
by Wayne » Thu Jul 17, 2008 3:24 pm - 2 Replies
- 310 Views
- Last post by Wayne
Thu Jul 17, 2008 3:25 pm
- Criteria for p-values when doing multiple tests
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- Why choose a probability of 0.05 (p-value)
by Tryg » Tue Jun 24, 2008 2:55 pm - 3 Replies
- 727 Views
- Last post by Wayne
Thu Jul 17, 2008 3:23 pm
- Why choose a probability of 0.05 (p-value)
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- How to analyze historical (happenstance) data
by Tryg » Tue Jun 24, 2008 2:58 pm - 1 Replies
- 350 Views
- Last post by Wayne
Thu Jul 17, 2008 3:17 pm
- How to analyze historical (happenstance) data
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- Reasons for not finding significant factors
by Tryg » Thu Jun 26, 2008 8:55 am - 2 Replies
- 344 Views
- Last post by Wayne
Thu Jul 17, 2008 3:09 pm
- Reasons for not finding significant factors
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- Explaining all of the R-squareds
by Tryg » Thu Jun 26, 2008 9:01 am - 1 Replies
- 343 Views
- Last post by Wayne
Thu Jul 17, 2008 11:23 am
- Explaining all of the R-squareds
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- Evaluating a Plackett-Burman for ruggedness testing
by Wayne » Thu Jul 17, 2008 11:20 am - 1 Replies
- 468 Views
- Last post by Wayne
Thu Jul 17, 2008 11:22 am
- Evaluating a Plackett-Burman for ruggedness testing
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- DOE for non-manufacturing areas such as marketing
by Tryg » Thu Jun 26, 2008 9:04 am - 1 Replies
- 266 Views
- Last post by Wayne
Thu Jul 17, 2008 11:18 am
- DOE for non-manufacturing areas such as marketing
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- Actual models can be misleading
by Tryg » Thu Jun 26, 2008 9:07 am - 1 Replies
- 343 Views
- Last post by Wayne
Thu Jul 17, 2008 11:16 am
- Actual models can be misleading
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- How to build a space filling design
by Tryg » Thu Jun 26, 2008 9:16 am - 2 Replies
- 344 Views
- Last post by Wayne
Thu Jul 17, 2008 11:14 am
- How to build a space filling design
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- How to quantitatively compare effects from a two-level facto
by Tryg » Thu Jun 26, 2008 9:23 am - 1 Replies
- 326 Views
- Last post by Wayne
Thu Jul 17, 2008 10:43 am
- How to quantitatively compare effects from a two-level facto
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- Generating fractional factorial designs - not as simple as i
by Wayne » Thu Jul 17, 2008 10:25 am - 1 Replies
- 285 Views
- Last post by Wayne
Thu Jul 17, 2008 10:26 am
- Generating fractional factorial designs - not as simple as i
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- The dangers of deleting factors
by Tryg » Thu Jun 26, 2008 9:26 am - 1 Replies
- 245 Views
- Last post by Wayne
Thu Jul 17, 2008 10:23 am
- The dangers of deleting factors
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- How do I change ranges on mixture components?
by Wayne » Thu Jul 17, 2008 10:22 am - 1 Replies
- 209 Views
- Last post by Wayne
Thu Jul 17, 2008 10:22 am
- How do I change ranges on mixture components?
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- Does it matter how I label factors for a two-level DOE?
by Tryg » Thu Jun 26, 2008 9:31 am - 1 Replies
- 259 Views
- Last post by Wayne
Thu Jul 17, 2008 10:21 am
- Does it matter how I label factors for a two-level DOE?
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- Adding runs to a design after the fact
by Wayne » Thu Jul 17, 2008 10:16 am - 1 Replies
- 219 Views
- Last post by Wayne
Thu Jul 17, 2008 10:17 am
- Adding runs to a design after the fact
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- When to designate a factor as numeric versus categorical
by Tryg » Fri Jun 27, 2008 9:12 am - 1 Replies
- 276 Views
- Last post by Wayne
Thu Jul 17, 2008 10:14 am
- When to designate a factor as numeric versus categorical
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- How much replication is needed for DOE?
by Wayne » Thu Jul 17, 2008 10:12 am - 1 Replies
- 406 Views
- Last post by Wayne
Thu Jul 17, 2008 10:12 am
- How much replication is needed for DOE?
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- In a factorial experiment, is it acceptable to use logs?
by Tryg » Fri Jun 27, 2008 9:14 am - 2 Replies
- 299 Views
- Last post by Wayne
Thu Jul 17, 2008 10:12 am
- In a factorial experiment, is it acceptable to use logs?
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- How to contend with covariates
by Wayne » Thu Jul 17, 2008 9:56 am - 2 Replies
- 283 Views
- Last post by Wayne
Thu Jul 17, 2008 10:05 am
- How to contend with covariates
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- Why is predicted R-squares sometimes not computed?
by Wayne » Thu Jul 03, 2008 3:22 pm - 2 Replies
- 324 Views
- Last post by Wayne
Thu Jul 03, 2008 3:23 pm
- Why is predicted R-squares sometimes not computed?
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- Acutal and coded models are interpreted differently
by Tryg » Fri Jun 27, 2008 9:19 am - 1 Replies
- 317 Views
- Last post by Wayne
Thu Jul 03, 2008 3:20 pm
- Acutal and coded models are interpreted differently
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- Practical Propagation of Error
by Wayne » Thu Jul 03, 2008 3:17 pm - 1 Replies
- 234 Views
- Last post by Wayne
Thu Jul 03, 2008 3:17 pm
- Practical Propagation of Error
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- Problems with propagation of error (POE) not being graphed
by Tryg » Fri Jun 27, 2008 9:21 am - 2 Replies
- 262 Views
- Last post by Wayne
Thu Jul 03, 2008 3:14 pm
- Problems with propagation of error (POE) not being graphed
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- P-values fall in an intermediate range
by Tryg » Fri Jun 27, 2008 9:26 am - 1 Replies
- 305 Views
- Last post by Wayne
Thu Jul 03, 2008 3:09 pm
- P-values fall in an intermediate range
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- What is Hierarchy?
by Tryg » Fri Jun 27, 2008 9:27 am - 1 Replies
- 531 Views
- Last post by Wayne
Thu Jul 03, 2008 3:08 pm
- What is Hierarchy?
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- Run order versus standard order: Why randomize?
by Tryg » Fri Jun 27, 2008 9:28 am - 1 Replies
- 368 Views
- Last post by Wayne
Thu Jul 03, 2008 3:06 pm
- Run order versus standard order: Why randomize?
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- Treating multilevel factors as categorical versus numerical
by Wayne » Thu Jul 03, 2008 3:05 pm - 1 Replies
- 325 Views
- Last post by Wayne
Thu Jul 03, 2008 3:05 pm
- Treating multilevel factors as categorical versus numerical
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- A half-fraction on 3 factors at two-levels does not produce
by Tryg » Fri Jun 27, 2008 9:29 am - 1 Replies
- 306 Views
- Last post by Wayne
Thu Jul 03, 2008 3:04 pm
- A half-fraction on 3 factors at two-levels does not produce
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- Do replicate center-points in a central composite design
by Wayne » Thu Jul 03, 2008 3:02 pm - 2 Replies
- 331 Views
- Last post by Wayne
Thu Jul 03, 2008 3:03 pm
- Do replicate center-points in a central composite design
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- Graphing two responses to view correlation
by Tryg » Fri Jun 27, 2008 9:31 am - 2 Replies
- 295 Views
- Last post by Wayne
Thu Jul 03, 2008 3:02 pm
- Graphing two responses to view correlation
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- Dealing with inconvenient factor levels
by Tryg » Fri Jun 27, 2008 9:32 am - 1 Replies
- 265 Views
- Last post by Wayne
Wed Jul 02, 2008 4:02 pm
- Dealing with inconvenient factor levels
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- Why no PRESS or Predicted R-squared statistics?
by Wayne » Wed Jul 02, 2008 3:30 pm - 1 Replies
- 400 Views
- Last post by Wayne
Wed Jul 02, 2008 3:31 pm
- Why no PRESS or Predicted R-squared statistics?
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- Viewing two main effects on one interaction graph
by Tryg » Fri Jun 27, 2008 9:36 am - 1 Replies
- 284 Views
- Last post by Wayne
Wed Jul 02, 2008 3:29 pm
- Viewing two main effects on one interaction graph
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- POE in a DOE to solve Six Sigma problems
by Wayne » Wed Jul 02, 2008 3:27 pm - 1 Replies
- 244 Views
- Last post by Wayne
Wed Jul 02, 2008 3:27 pm
- POE in a DOE to solve Six Sigma problems
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- How to combine mixture and process variables
by Wayne » Wed Jul 02, 2008 3:23 pm - 2 Replies
- 267 Views
- Last post by Wayne
Wed Jul 02, 2008 3:24 pm
- How to combine mixture and process variables
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- How are multiple productions lines dealt with?
by Tryg » Fri Jun 27, 2008 9:42 am - 3 Replies
- 297 Views
- Last post by Wayne
Wed Jul 02, 2008 3:21 pm
- How are multiple productions lines dealt with?
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- How to make proper use of the logit transformation
by Wayne » Wed Jul 02, 2008 2:48 pm - 1 Replies
- 241 Views
- Last post by Wayne
Wed Jul 02, 2008 2:48 pm
- How to make proper use of the logit transformation
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- How center points are fitted in two-level factorials?
by Tryg » Fri Jun 27, 2008 9:44 am - 1 Replies
- 286 Views
- Last post by Wayne
Wed Jul 02, 2008 2:47 pm
- How center points are fitted in two-level factorials?
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- Can ANOVA be simplfied down to a t-test?
by Tryg » Fri Jun 27, 2008 9:45 am - 1 Replies
- 302 Views
- Last post by Wayne
Wed Jul 02, 2008 2:44 pm
- Can ANOVA be simplfied down to a t-test?
119 topics • Page 1 of 3
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