student's t test t 检验 ; 检定
student's t test 检验 ; 检定
Student's t-test 螺柱拆卸工具
Student's t-statistic 史蒂特氏t统计量
N a statistic often used to test the hypothesis that a random sample of normally distributed observations has a given mean, μ; given by t = (̄x–μ) √n/s where ̄x is the mean of the sample, s is its standard deviation, and n is the size of the sample 学生t-分布
I. T. kicked him out in fall 1944 for plagiarizing another student's term paper.
1944年秋季,他因为抄袭同学的学期论文,被麻省理工学院开除。
Describe and apply binomial, Poisson, normal, chi-square, Student's t, and F distributions.
描述并应用二项分布、泊松分布、正态分布、卡方分布、t分布、F分布。
The Six Sigma Black Belt should be familiar with the commonly used probability, including: hypergeometric, binomial, Poisson, normal, exponential, chi-square, Student's t, and F.
六西格玛黑带应该熟悉常用的概率分布,包括超几何分布、二项式分布、泊松分布、下态分布、指数分布、卡方分布、学者t 分布和F 分布。
So for each student the tutor builds a model of that Student's current state what the computer thinks they Know and doesn't know, and tries to present the student options that best meet what the tutor thinks are the student's need at that moment.
因此辅导系统会给每个学生,创建一个模型记录他们当前的学习状态,判断他们已经掌握和还不了解的知识,然后给出此时导师认为,最符合他们需要的选择。
Some years ago, when I was a graduate student, I was at Oxford in England and they had men's and women's colleges. They weren't yet mixed and the women's colleges had rules against overnight male guests.
很多年前,我在英国牛津读研究生时,他们有男校和女校,当时还没有合并,而女校有禁止男客过夜的规定。
Second reason we don't want over-qualified students in the class, it sounds a little nasty, but the second reason is, an over-qualified student, somebody who's, I don't know, programmed for Google for the last five years, is going to have an easy time in this course, but we don't want such a student accidentally intimidating the rest of you.
我们不希望高水平的学生来听课,还有一个原因,虽然听起来,有一点儿令人不快,但是第二个原因是,我们不希望,某位我不知道的高手,在为谷歌编写了五年的程序之后,很轻松地上这门课,从而使得周围同学,感到威胁。
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