df2: Simulated Heteroscedastic Data

In sure: Surrogate Residuals for Ordinal and General Regression Models

Description

Data simulated from a probit model with heteroscedasticity. The data are described in Example 4 of Liu and Zhang (2017).

Usage

data(df2)

Format

A data frame with 2000 rows and 2 variables.

• y The response variable; an ordered factor.

• x The predictor variable.

References

Liu, Dungang and Zhang, Heping. Residuals and Diagnostics for Ordinal Regression Models: A Surrogate Approach. Journal of the American Statistical Association (accepted).

Examples

head(df2)

Example output

  y        x
1 3 4.275290
2 4 4.019805
3 3 3.756488
4 3 5.321489
5 3 4.317357
6 3 2.115682

sure documentation built on May 1, 2019, 10:19 p.m.