PyStatPower 是一个专注于统计领域功效分析的开源的 Python 库。
pip install pystatpowerfrom pystatpower.models import proportion
size = proportion.independent.noninferiority.size(
alpha=0.025,
power=0.8,
treatment_proportion=0.95,
reference_proportion=0.90,
margin=-0.10,
)
print(size)输出:
(47.96537615435558, 47.96537615435558)