In general, research on the expectancy effect indicates that:
a. examiners' expectations account for approximately 50-60 of the variance in examinees' test scores.
b. examiners' expectations have no impact on examinees' performance.
c. it is difficult to establish a causal link between examiners' expectations and examinees' performance.
d. examiners' expectations have a small effect on examinees' performance.
Question 2
An advantage to an open-ended group.
a. Members can stay as long as they are benefiting from the group.
b. Those who have been in the group for a while are able to assist new members with issues they have already dealt with.
c. As the new members listen to the discussion, their own willingness to risk may be accelerated by the level of openness of the others.
d. Those who have been in the group for a while are able to assist new members with issues they have already dealt with, and as the new members listen to the discussion, their own willingness to risk may be accelerated by the level of openness of the others.
Some organisms used as models in genetic research
Effect of Knockout of the α5 Ach Receptor Gene in Mice
General Effects of Hydrotherapy* Comparing Thermo-Hydrotherapy and Cryo-Hydrotherapy
De novo and maintenance methylation of DNA and the effect of 5’-azacytidine upon DNA methylation
Operations Research
The effect of gene–environment interaction