Description Usage Format References Examples
Data simulated from a probit model with a quadratic trend. The data are described in Example 2 of Liu and Zhang (2017).
1 |
A data frame with 2000 rows and 2 variables.
y
The response variable; an ordered factor.
x
The predictor variable.
Liu, Dungang and Zhang, Heping. Residuals and Diagnostics for Ordinal Regression Models: A Surrogate Approach. Journal of the American Statistical Association (accepted).
1 |
y x
1 2 5.629381
2 3 6.048645
3 2 3.297068
4 2 3.690209
5 2 5.523061
6 2 4.988184
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