data(education)
i
N
theta
t
q
Hedges, L. and Olkin, I. (1985). Statistical Methods for Meta-Analysis. Academic, Orlando, Florida.
Iyengar, S. and Greenhouse, J.B. (1988). Selection models and the file drawer problem (including rejoinder). Statist. Sci., 3, 109--135.
DearBegg
.