Esempio n. 1
0
    def simple_calculation(cls, k, n, f_ratio, alphas):
        if f_ratio < 0:
            print("Cannot make decision because F is negative")
            return

        df_n = k - 1
        df_d = (k * n) - k
        print("df_n:        %d" % df_n)
        print("df_d:        %d" % df_d)
        print("F-ratio:    % .3f" % f_ratio)

        for alpha in alphas:
            critical = StatTool.f_critical_value(alpha, df_n, df_d)
            print("alpha %.3f: critical: %.3f conclusion: %s" %
                  (alpha, critical,
                   "reject H0" if f_ratio >= critical else "accept H0"))
Esempio n. 2
0
 def _calc(self):
     return StatTool.f_critical_value(self.alpha, self.df_between(),
                                      self.df_within())