Cragg-Uhler (Nagelkerke) R2 pseudo r-squared.
References
Cragg, S. G., & Uhler, R. (1970). The demand for automobiles. Canadian Journal of Economics, 3, 386-406.
Maddala, G. S. (1983). Limited dependent and qualitative variables in economics. New York: Cambridge Press.
Nagelkerke, N. (1991). A note on a general definition of the coefficient of determination.
See also
Other model fit statistics:
blr_model_fit_stats(),
blr_multi_model_fit_stats(),
blr_pairs(),
blr_rsq_adj_count(),
blr_rsq_cox_snell(),
blr_rsq_effron(),
blr_rsq_mcfadden_adj(),
blr_rsq_mckelvey_zavoina(),
blr_test_lr()