Re: [R] Using predict on a biglm object returns NA

2009-03-20 Thread Thomas Lumley
On Fri, 20 Mar 2009, Pradheep K E wrote: When I run predict on the model output on a new data (for testing) or on the same data, I get only NA's. I'm able to run predict with some other models constructed with biglm. One reason I suspect is that the model itself has a few undefined terms (NA's).

[R] Using predict on a biglm object returns NA

2009-03-20 Thread Pradheep K E
Hi R experts, I used biglm to construct a model (which has categorical variables). When I run predict on the model output on a new data (for testing) or on the same data, I get only NA's. I'm able to run predict with some other models constructed with biglm. One reason I suspect is that the model