A financial analyst investigates the factors that are associated with the probability that a college student has certain credit cards. The analyst randomly samples college students for a survey. The survey asks the students questions about their education and finances.
You can use this data to demonstrate Fit Binary Logistic Model, Contour Plot, and Surface Plot.
| Worksheet column | Description | Variable type |
|---|---|---|
| Gender | Male or Female | Predictor |
| Highest Degree | Highest degree earned; Bachelors or Masters | Predictor |
| GMAT | Score on the GMAT test | Predictor |
| Cash | Cash on their person, in dollars | Predictor |
| Annual Income | Annual income, in dollars | Predictor |
| American Express | The respondent possess an American Express credit card; 1 = yes or 0 = no | Response |
| Discover | The respondent possess a Discover credit card; 1 = yes or 0 = no | Response |
| MasterCard | The respondent possess a MasterCard credit card; 1 = yes or 0 = no | Response |
| Visa | The respondent possess a Visa credit card; 1 = yes or 0 = no | Response |
| Other | The respondent possess a different credit card; 1 = yes or 0 = no | Response |