Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: query about the F test

From   Gunchinmaa Tumur <[email protected]>
To   [email protected]
Subject   st: query about the F test
Date   Wed, 19 Jan 2005 16:40:08 -0800 (PST)

Dear Members,

My question is, I ran 2 OLS regression(below) both
having the same number of observations(19) however one
does not have the F test, instead is a dot.

Regressions were
reg y x1 x2 if z==1
reg y x1 x2 if z==2

What does the dot imply?

 Thank you.


Do you Yahoo!?
Yahoo! Mail - Helps protect you from nasty viruses.
*   For searches and help try:

© Copyright 1996–2024 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index