[R] LanguageR pvals.fnc error message

From: Mike Ford <mford_at_csl.psychol.cam.ac.uk>
Date: Mon, 25 Jun 2007 17:27:38 +0100

Hi. I get an error message about not converging when I try and use the pvals.fnc from the languageR library. The LMER analysis worked fine (See below).

I am not an expert so I don't understand why the LMER worked but not the pvals.fnc

Any help gratefully received.

   AIC BIC logLik MLdeviance REMLdeviance  -7324 -7254 3673 -7451 -7346 Random effects:

 Groups   Name        Variance   Std.Dev.
 Item     (Intercept) 5.3386e-05 0.0073066
 Subj     (Intercept) 1.8073e-03 0.0425128
 Residual             1.0314e-02 0.1015578
number of obs: 4363, groups: Item, 294; Subj, 38

Fixed effects:

               Estimate Std. Error t value

(Intercept)   5.848e+00  7.830e-03   746.9
PrevErr1      3.835e-03  3.808e-03     1.0
ExpOrd       -3.708e-05  9.107e-06    -4.1
pc4lex       -4.630e-04  1.681e-03    -0.3
pc4img       -7.519e-04  1.642e-03    -0.5
pc4nlen      -4.413e-03  1.608e-03    -2.7
pc4lsa        8.118e-04  1.648e-03     0.5
pc4ng       -5.183e-03  1.642e-03    -3.2
I(pc4nlen^2)  2.999e-03  1.451e-03     2.1

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