Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model), SuperMix (mixed models, mixed-effects program, MIXREG, MIXOR, MIXNO and MIXPREG) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model), SuperMix (mixed models, mixed-effects program, MIXREG, MIXOR, MIXNO and MIXPREG) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model), SuperMix (mixed models, mixed-effects program, MIXREG, MIXOR, MIXNO and MIXPREG) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)


D  Data

In a research project on the condition of the human heart, four different homogeneous groups of adult males were considered. The following variables were observed for each of the respondents.

  • Group denotes the type of respondent (1 for weightlifter; 2 for student and 3 for marathon athlete).
  • Age denotes the age of the respondent in years.
  • Len denotes the height of the respondent in cm.
  • Mass denotes the weight of the respondent in kg.
  • %Fat denotes the percentage fat of the respondent.
  • Strength denotes the breast strength of the respondent in lb.
  • Trigl denotes the triglycerides of the respondent.
  • Cholest denotes the total cholesterol level of the respondent.
  • The specific data set is provided as FITCHOL.PSF in the TUTORIAL folder.
  • The first portion of FITCHOL.PSF is shown in the following PSF window.

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A  Analysis
  • Use the Open option on the File menu to load the Open dialog box.
  • Select PRELIS data (*.psf) from the Files of type: drop-down list box.
  • Browse for the file FITCHOL.PSF in the TUTORIAL folder.
  • Click on the Open button to open FITCHOL.PSF in a PSF window.
  • Select the Title and Options option on the SurveyGLIM menu to load the Title and Options dialog box.
  • Enter the string A Multinomial Logit Model in the Title: string field.
  • Click on the Next button to load the Distributions and Links dialog box.
  • Select the Mutinomial option from the Distribution type drop-down list box to produce the following Distributions and Links dialog box.

  • Click on the Next button to load the Dependent and Independent Variables dialog box.
  • Select the variable Group from the Variables in data list box.
  • Click on the Add button of the Dependent variable section.
  • Select the variables Strength and Trigl from the Variables in data list box.
  • Click on the Continuous button of the Independent variable section to produce the following Dependent and Independent Variables dialog box.

  • Click on the Next button to load the Survey Design dialog box.
  • Click on the Finish button to open the following text editor window for FITCHOL.PR2.

  • Click on the Run Prelis toolbar icon to produce the following text editor window for FITCHOL.OUT.

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