该计算器将为正态分布、Student(T 分布)、卡方分布和 Fisher(F 分布)的双尾、右尾和左尾检验计算 p 值。
Choose a distribution: Normal (z-value) Student's (t-value) Chi-squared F (Fisher–Snedecor)
Enter a statistics:
Enter degrees of freedom for the first sample:
Enter degrees of freedom for the second sample:
Choose type: Right-Tailed Left-Tailed Two-Tailed
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