Student's t-test是什么意思_英语Student's t-test中文翻译_牛津英汉词典

Student's t-test是什么意思_英语Student's t-test中文翻译_牛津英汉词典_英语词典

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Student's t-test Student's t-test

◙ noun
1. a test for statistical significance that uses tables of a statistical distribution called Student's t-distribution, which is that of a fraction (t) whose numerator is drawn from a normal distribution with a mean of zero, and whose denominator is the root mean square of k terms drawn from the same normal distribution (where k is the number of degrees of freedom)
• “学生”t检验（利用“学生”t分布统计图表检验统计显著性的方法，是一个分数(t)，分子从均值为零的正态分布中得出，分母为从同一正态分布中得出的k项的均方根，其中k为自由度数）

【语源】

1. early 20th cent.: Student, the pseudonym of William Sealy Gosset (1876–1937), English brewery employee

Student's t-test例句

Students	包含	前缀	后缀	任意	例句
ttest	包含	前缀	后缀	任意	例句

1.词组/短语 | 2.词组/短语

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