A researcher designed an experiment to determine if consumption of caffeine results in increased level of motor activity. In this study, the independent variable is the
a. caffeine.
b. motor activity.
c. experimental design.
d. experimenter bias.
a
You might also like to view...
Deoxyribonucleic acid (DNA) looks like a __________
A) long cylinder B) small sphere C) twisted ladder D) bundle of rods
In most large U.S. cities, when someone dies who was not under the care of a physician or the death occurred suddenly, determination of death falls under the jurisdiction of
a. a medical examiner b. a durable power of attorney c. an appointed lawyer d. a hospital emergency room e. the police
The major advantage of a correlational design over a naturalistic observation or a case study design is that a correlational design allows us to _____
Fill in the blank with correct word
The concordance rate among identical twins for schizophrenia is approximately _________ percent.
A. 10 B. 25 C. 50 D. 90