Description Usage Format Source Examples
The sample data, as part of a large survey, corresponds to 100 people who have the PhD degree and it shows the level of satisfaction of the doctorate holders about some issues.
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This data frame contains 100 observation for the following 5 ordinal variables, with four categories each: (1= "Very Satisfied", 2= "Somewhat Satisfied",3="Somewhat dissatisfied", 4="Very dissatisfied")
Spanish Statistical Institute. Survey of PDH holders, 2006. URL: http://www.ine.es.
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Loading required package: mirt
Loading required package: stats4
Loading required package: lattice
Loading required package: MASS
Loading required package: NominalLogisticBiplot
Loading required package: gmodels
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