Skip to content

Search Archives

Search tips
from:Name Search by author name, e.g. from:Duncan Murdoch "exact phrase" Match an exact phrase word1 word2 Match messages containing both words Date range Use the date pickers to filter results to a time period

Use the list dropdown to narrow results to a specific mailing list. Combine from: with other terms to filter by author and content.

3 results for “from:GRANT Lewis”

Weighted least squares with constraints
GRANT Lewis · Feb 15, 2011 · r-help

Hi I am attempting to convert my simple weighted regressions (produced using the weights argument in lm) to a constrained regression where the coefficients sum to 1. I understand that I can do this using solve.qp and I have...

Regression and data types
GRANT Lewis · Sep 26, 2008 · r-help

Dear All I have three data sets, X1, X2 and Y. X1 is data, X2 and Y were generated in (different) R programs. All three vectors have one column of 60 data points. I am using the code lm(Y...

Basic regression output question
GRANT Lewis · Mar 23, 2009 · r-help

Hi Probably a very basic question: I am regressing a matrix of 50 response variables against a matrix of 10 factors using the lm function. This gives me an object with the output for 50 regressions, as required. How do...

Can't find what you're looking for? Try searching with Google .