In an experiment on the effects of room color on mood, the participants in the pink room condition are asked to read a boring computer manual, while the participants in the bright blue room are asked to read a section from a romance novel.
Their mood is then measured. This study lacks ________ because of ________.
A) generalizability; a systematic characteristic
B) external validity; the independent variable
C) generalizability; demand characteristics
D) internal validity; a confound
Question 2
When a researcher can make strong conclusions that the independent variable caused changes in the dependent variable, the study has high ________.
A) complexity
B) external validity
C) internal validity
D) experimenter bias
Effects of the tomato apical stunt viroid.
One page of color vision chart.
Landsteiner's experiment demonstrating the exquisite specificity of the immune system.
Urine Color Can Signal Dehydration
Effects of Alcohol on the Body
Effects of Continental Drift