Searched refs:sum_of_variances (Results 1 – 1 of 1) sorted by relevance
46 double sum_of_variances; member444 alpha (int k, double sum_of_variances, double variance_of_sums) in alpha() argument446 return k / (k - 1.0) * (1 - sum_of_variances / variance_of_sums); in alpha()509 s->sum_of_variances = 0; in do_reliability()515 s->sum_of_variances += variance; in do_reliability()522 alpha (s->n_items, s->sum_of_variances, s->variance_of_sums); in do_reliability()