常态相关

Topics include comparisons of means and proportions; the normal distribution; regression and correlation; confounding; concepts of study design, including randomization, sample size, and power considerations; logistic regression; and an overview of some methods in survival analysis.

主题包括平均数和比例的比较、常态分配、回归和相关、混淆变量、研究设计的概念(包含随机、样本数与检定力的考虑)；逻辑斯回归、存活分析中一些方法的概述。

This is a research on school emotional attitude between experimental gifted class and normal class.We try to detact teen-age pupils' emotional breadth on each of courses.Based on our psychometry work,it shows clearly that on all the courses study that gifted class showed highly relationship with their intelligent level.

这是一项对超常与常态儿童学业情感态度的研究，其特点是详细考察学生对于学习课程的情绪感受范围和层次，从得到的结果使我们看出，1 3岁的少儿班学生对学业内容有着比同龄常态班学生更积极的情感态度；而少儿班学生情感态度测量与学习成绩较低相关与他们的智能水平有密切相关。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。