Example of Multiple Correspondence Analysis
This example uses the Car Poll.jmp sample data table, which contains data collected from car polls. The data include aspects about the individuals polled, such as sex, marital status, and age. The data also include aspects about the car that they own, such as the country of origin, the size, and the type. You want to explore relationships between sex, marital status, country and size of car to identify consumer preferences.
1. Select Help > Sample Data Library and open Car Poll.jmp.
2. Select Analyze > Consumer Research > Multiple Correspondence Analysis.
3. Select sex, marital status, country, and size and click Y, Response.
In MCA, usually all columns are considered responses rather than some being ...