practice

Front

A clinical psychologist runs a study comparing substance abusers with healthy controls on a risky decision making study. All of the participants could not have experienced a head injury in the past year. Head injury in the study is a:

Back

Control Variable

Front

Studying existing records to learn something about human behavior. This is an example of a/an

Back

Archival research

Front

In the context of meta-analysis, which of the following statements best describes a funnel plot?

Back

It is a graphical method in which studies are plotted by effect size on the x-axis and by a measure of precision (e.g., the inverse of the standard error) on the y-axis, typically resembling an upside-down funnel when there is no publication bias.

Front

A clinical psychologist runs a study comparing substance abusers with healthy controls on a risky decision making study. All of the participants could not have experienced a head injury in the past year. Head injury in the study is a:

Back

control

Front

A study with 2 levels or conditions can identify nonlinear effects in the dependent variable as it varies across the conditions.

Back

false

Front

A randomized multi-group design that manipulates an independent variable quantitatively is a

Back

parametric design

Front

In a matched group design a single group of subjects is exposed to all of the treatments.

Back

false

Front

Variance is a measure of how far a set of data (numbers) are spread out from their mean (average) value.

Back

true

Front

If I have 3 groups in my between-subjects design and the manipulation really had an effect. Then when I compare the mean square between (MSbetween) to the mean square within (MSwithin) the

Back

MSbetween should be larger than the MSwithin

Front

What type of interaction? B1 B2 A1 60 80 A2 20 5

Back

partial