search for: tp3948602p3948602

Displaying 1 result from an estimated 1 matches for "tp3948602p3948602".

2011 Oct 28
1
model frame problem
Dear R community: I am working on a model frame problem which is important for my data analysis. What I am trying to get is to get data set d3 through the model formula "ff=y~a+b+a*b" and data set d1 to generate a new data set d3 rather than d2. I have tried several ways but did not get that done. I would greatly appreciate any help. The codes are listed as follows: Jixiang Wu