Exam 6: Causation and Experimentation

In non-equivalent control group designs, a comparison group is selected to be as comparable as possible to the treatment group.One of the selection methods that may be used is

One of the five basic sources of internal invalidity is

Endogenous change occurs when the subjects develop or change during an experiment as part of an ongoing process independent of the experimental treatment.

A source of causal invalidity known as regression effect occurs when subjects have extreme scores on the dependent variable and the scores become less extreme on the posttest due to the natural cyclical change in the variable.

In a double-blind procedure, neither the subjects nor staff overseeing the experiment know which subjects are receiving the experimental treatment and which are receiving the placebo.

In a true experiment, the ____ group receives some "treatment"

In order to keep experimental staff from subtly conveying their enthusiasm for an experimental program to subjects, experimenters may

In a quasi-experimental design, a comparison group is predetermined to be comparable to the treatment group in critical ways.

No cause can be separated from the larger context in which it occurs.