您要查找的是不是:
- One problem was what statisticians call selection bias. 一个问题被统计学家称作选择偏见。
- Heckman, J.J. (1979), Sample selection bias as a specification error, Econometrica, 47, 153-161. 样本选择偏差,一看就知道是个很重要的问题嘛,排名第五,不算亏待。
- "New studies, however, have shown substantial unadjusted selection bias in previous cohort studies. 不过,新的研究显示,在这些世代研究中有明显的选样误差。
- Describe briefly but in concrete terms your personal ability to meet the criteria outlined in the self selection process document. 请简单而明确地写出达到申请标准的个人能力.
- Who attacks whom?why they all have selective BIAS,neglecting truth? 谁伤害了谁?为什么他们都选择性的忽视事实?
- The eligibility criteria determine the study population but are a potential source of selection bias that can affect generalizability of the results. 这些研究需要提供生存优势的足够水平的证据,或者用于改变临床实践的任何治疗的临床受益。
- The findings are subject to selection bias and confounding, which will have been minimised but not eliminated by propensity score matching. 该发现是受选择偏倚和混杂设计的影响,这些可以通过倾向评分匹配最大限度的降低但不能消除。
- But who attack whom? Why they all habe selective BIAS, neglecting truth? 谁在攻击谁?为什么他们都选择性的忽视事实?
- But who attacks shom?why they all have selective BIAS,neglecting truth? 谁在攻击谁?为什么他们都选择性地忽视事实?
- But who atacks whom? Why they all have selective BIAS, neglecting truth? 谁在攻击谁?为什么他们都选择性地忽视事实?
- But who attacks whom? Why they all have selective BIAS, neglecting truth? 谁在攻击谁?为什么他们都选择性的忽视事实?
- But who attacks whom? Why they all have selective bias , neglecting truth? 谁在攻击谁?为什么他们都选择性的忽略事实?
- But who attacks whom?Why they al have selective BIAS,neglecting truth? 谁在攻击谁?为什么他们都在选择性的忽视事实?
- But who attacks whom?Why they all have selective BIAS,neglecting truth? 谁在攻击谁?为什么他们都选择性的忽视事实?
- I do not like to go to the movies by my self. 我不喜欢自己一个人看电影。
- I my self is going to make a sandwich. 我要亲手做个三明治。
- He was a wreck of his former self. 他身体坏得不成样子,已兴从前判若两人。
- Knowledge of self increases as one gets older. 随着年岁的增长,人们的自我认识也不断加深。
- He's not looking like his old self lately. 他最近看起来不像以前那样。
- He is my best friend, my second self, as it were. 他是我最好的朋友,或者说,是第二个我。