Re: [Gretl-users] serial correlation test
On Fri, 3 Aug 2012, Summers, Peter wrote:
Enders (3rd ed., p. 70): "Under the null hypothesis that all
values of
[the sample autocorrelations] = 0, Q is asymptotically chi-squared...If
the calculated value of Q exceeds the appropriate value in a chi-squared
table, we can reject the null of no significant autocorrelations."
That's a nice piece of applied economics jargon. Most applied economists
tend to think of the adjectives "non-zero" and "significant" as
perfectly
interchangeable. Of course, this makes anybody with a decent grasp of
statistics cringe, but that doesn't seem to bother economists.
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Riccardo (Jack) Lucchetti
Dipartimento di Economia
Università Politecnica delle Marche
(formerly known as Università di Ancona)
r.lucchetti(a)univpm.it
http://www2.econ.univpm.it/servizi/hpp/lucchetti
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