expectation of life───平均寿命;预期寿命(等于lifeexpectancy) expectations───n.[数]期望;预期;[数]期望值(expectation的复数形式) expectation of lives───平均寿命;预期寿命(等于lifeexpectancy) expectation───n.期待;预期;指望 expectational───预期的;期望的 imputation system───扣除利润分配中...
mainly for ethical reasons. For instance, in comparing the life expectancy of smokers with that of non-smokers, it would be unethical to ask a group of otherwise healthy people to smoke for 20 years to compare them with the control group of non-smokers. The weakness...
The expectancy theory was developed by Victor Vroom and differs completely from some of the theories based on needs. According to Vroom, it is the outcomes, not the needs of the individual, that serve as the motivating factors in determining the likelihood of a behavior. This theory states tha...