Dear Abbas,
Take a look at the results of

require(Hmisc)
require(Design)
apropos("calibrate")
?calibrate
?plot.calibrate

HTH,

Jorge


On Tue, May 5, 2009 at 9:41 AM, abbas tavassoli <tavassoli_85@yahoo.com>wrote:

> Hi,
> I have a binary variable and corresponding predicted probability (using
> logistic regression on some explanatoey variables);
> I want to check that the model is well-calibrated using a calibration plot.
> how can I have the calibration plot for my data?
> thanks.
>
>
>
>
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