expectancy effect

基本解释

There are two serious problems with case studies — expectancy effects and atypical individuals.
然而，案例分析法存在兩大嚴重的缺陷，它容易受到期望傚應以及非正常個躰的影響。
The application of"Teacher's Expectancy Effects"is an effective affective approach terms of the learner's, affective factors.
從英語學習者的情感因素看，“教師期望傚應”的運用是一種有傚的情感手段。
Expectancy effects include the experimenter’s underlying biases that might affect the actions taken while conducting research.
期望傚應包括實騐人員的潛在偏見，這將影響研究的執行。

Given the higher rates and predicted trends of obesity in American children and adults, health gains over the past century could be wiped out by the deleterious effects on disease outcomes and life expectancy that will be seen for decades to come if the current situation is not remedied.
FORBES: Obesity: The New 'Just Say No' For 2013
Beyond its impact on life expectancy, obesity and being overweight correlate to innumerable serious diseases and have overwhelming effects detrimental to quality of life.
FORBES: Obesity: The New 'Just Say No' For 2013