Lines Matching refs:n1
49 n1 = len(sample1)
51 t = _TValue(mean1, mean2, v1, v2, n1, n2)
52 df = _DegreesOfFreedom(v1, v2, n1, n2)
57 def _TValue(mean1, mean2, v1, v2, n1, n2):
68 n1: Sample size of sample 1.
77 return (mean1 - mean2) / (math.sqrt(v1 / n1 + v2 / n2))
80 def _DegreesOfFreedom(v1, v2, n1, n2):
89 n1: Size of sample 2.
99 if n1 <= 1 or n2 <= 2:
101 df = (((v1 / n1 + v2 / n2) ** 2) /
102 ((v1 ** 2) / ((n1 ** 2) * (n1 - 1)) +