connect_action (de, "chi-square", G_CALLBACK (chisquare_dialog));
connect_action (de, "binomial", G_CALLBACK (binomial_dialog));
connect_action (de, "runs", G_CALLBACK (runs_dialog));
connect_action (de, "chi-square", G_CALLBACK (chisquare_dialog));
connect_action (de, "binomial", G_CALLBACK (binomial_dialog));
connect_action (de, "runs", G_CALLBACK (runs_dialog));