Re: [R] Regression versus functional/structural relationship?

2008-10-30 Thread Ravi Varadhan
Subject: Re: [R] Regression versus functional/structural relationship? The two test outcomes will have correlated results, so you will need to look at either bivariate probit regression or seemingly unrelated regression. For either of these two methods, you will need to constrain all independent

[R] Regression versus functional/structural relationship?

2008-10-29 Thread Ravi Varadhan
Hi, I am dealing with the following problem. There are two biochemical assays, say A and B, available for analyzing blood samples. Half the samples have been analyzed with A. Now, for some insurmountable logistic reasons, we have to use B to analyze the remaining samples. However, we can do

Re: [R] Regression versus functional/structural relationship?

2008-10-29 Thread Leif Peterson
] Subject: [R] Regression versus functional/structural relationship? Hi, I am dealing with the following problem. There are two biochemical assays, say A and B, available for analyzing blood samples. Half the samples have been analyzed with A. Now, for some insurmountable logistic reasons, we have