Posts Tagged ‘ HELP data set ’

Example 9.17: (much) better pairs plots

December 6, 2011
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Example 9.17: (much) better pairs plots

Pairs plots (section 5.1.17) are a useful way of displaying the pairwise relations between variables in a dataset. But the default display is unsatisfactory when the variables aren't all continuous. In this entry, we discuss ways to improve these dis...
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Example 9.12: simpler ways to carry out permutation tests

October 31, 2011
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Example 9.12: simpler ways to carry out permutation tests

In a previous entry, as well as section 2.4.3 of the book, we describe how to carry out a 2 group permutation test in SAS as well as with the coin package in R. We demonstrate with comparing the ages of the female and male subjects in the HELP study.I...
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Example 9.12: simpler ways to carry out permutation tests

October 31, 2011
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Example 9.12: simpler ways to carry out permutation tests

In a previous entry, as well as section 2.4.3 of the book, we describe how to carry out a 2 group permutation test in SAS as well as with the coin package in R. We demonstrate with comparing the ages of the female and male subjects in the HELP study.I...
Read more »

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Example 9.12: simpler ways to carry out permutation tests

October 31, 2011
By
Example 9.12: simpler ways to carry out permutation tests

In a previous entry, as well as section 2.4.3 of the book, we describe how to carry out a 2 group permutation test in SAS as well as with the coin package in R. We demonstrate with comparing the ages of the female and male subjects in the HELP study.I...
Read more »

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Example 9.10: more regression trees and recursive partitioning with "partykit"

October 17, 2011
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Example 9.10: more regression trees and recursive partitioning with "partykit"

We discuss recursive partitioning, a technique for classification and regression using a decision tree in section 6.7.3 of the book. Support for these methods is available within the rpart package. Torsten Hothorn and Achim Zeileis have extended the ...
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Example 9.10: more regression trees and recursive partitioning with "partykit"

October 17, 2011
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Example 9.10: more regression trees and recursive partitioning with "partykit"

We discuss recursive partitioning, a technique for classification and regression using a decision tree in section 6.7.3 of the book. Support for these methods is available within the rpart package. Torsten Hothorn and Achim Zeileis have extended the ...
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Example 9.10: more regression trees and recursive partitioning with "partykit"

October 17, 2011
By
Example 9.10: more regression trees and recursive partitioning with "partykit"

We discuss recursive partitioning, a technique for classification and regression using a decision tree in section 6.7.3 of the book. Support for these methods is available within the rpart package. Torsten Hothorn and Achim Zeileis have extended the ...
Read more »

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Example 8.24: MplusAutomation and Mplus

February 7, 2011
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In recent entries (here, here, and here), we've been fitting a series of latent class models using SAS and R. One of the most commonly used and powerful software package for latent class model estimation is Mplus. This commercial software includes su...
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