A researcher is studying the social effects of being learning disabled. This study is ex post facto because the
a. subjects are already known to differ on the dependent variable.
b. subjects are already known to differ on the independent variable.
c. a and b
d. None of these are true.
Question 2
Choose the term that is described in each of the phrases below. Assigns subjects randomly to groups after subjects are paired on qualities that could affect the dependent variable.
a. random assignment
b. randomized matching
c. homogeneous selection
d. analysis of covariance
e. use of subjects as their own controls
Effects of a Targeted Deletion of the μ Opiate Receptor
ESM Study of Time Spent with Family
Shy children often have a high arousal level in novel social situations. Over time, parents can help ...
Radiation Side Effects, Healing Time, and Intervention
Demographic change and the effect on people social, and economic life
Studying the genetic roots of mating and bonding behavior