[R] Creating data for logistic regression and Cox proportional hazards regression

2006-11-13 Thread John Sorkin
I know that mvrnorm from MASS (generously provided by Profs. Venables and Ripley) can be used to generate multivariable normal data that can be used in a linear regression with certain desired characteristics (e.g. a given mean for each variable as well as a given variance-covariance pattern). Is

Re: [R] Creating data for logistic regression and Cox proportional hazards regression

2006-11-13 Thread Frank E Harrell Jr
John Sorkin wrote: I know that mvrnorm from MASS (generously provided by Profs. Venables and Ripley) can be used to generate multivariable normal data that can be used in a linear regression with certain desired characteristics (e.g. a given mean for each variable as well as a given