“Behrens-Fisher problem”的概念、定义、翻译、参考文献-科学参考

单词	Behrens-Fisher problem
释义	Behrens-Fisher problem [¦ber·ǝnz ¦fish·ǝr ´präb·lǝm] ^STATISTICS The problem of calculating the probability of drawing two random samples whose means differ by some specified value (which may be zero) from normal populations, when one knows the difference of the means of these populations but not the ratio of their variances.
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