A team of researchers wants to test the hypothesis that drinking wine makes people like jazz more.
They randomly assign college students who are 21 or over to one room in which they will drink wine and listen to jazz or to another room in which they will drink water and listen to jazz. It happens that the wine room has a big window with nice scenery outside, while the water room is windowless, dark, and dingy. The most serious flaw in this experiment is that it
a. is low in external validity.
b. is low in internal validity.
c. did not randomly select the participants from all college students in the country.
d. is low in psychological realism.
Question 2
Megan reads a research study which shows that children who see a lot of violence on television are more likely to be aggressive on the playground. Megan thinks,
This is obvious; I could have predicted that Megan's reaction to the study is probably an example of:
a. internal validity.
b. the hindsight bias.
c. external validity.
d. psychological realism.
An example of an EHR screen used to order a laboratory test.
Starch iodine test for alpha amylase.
Demographic change and the effect on people social, and economic life
The Turing Test
Urine Test for Pregnancy