fitting

I am looking for a good program that I can use to carry out a very large curve fitting. The data set I have would be as large as 450 variables (and 5000 data points). Simple spreadsheets can do this type of thing very conveniently, but something like Excel, for example, has a limit of 200...

Of interest to skeptics as lovers of critical thinking, should be this real-world example of selectively ignoring evidence in order to fit facts to theory. In this case, it led to war and a potential commitment of military occupation that could last "decades" (according to prominent neo-con and...