B.L.A.; occasionally A.L.B. Bachelor of Liberal Arts Psychology and Human Behavior 3

Question 1

In an experimental research design, what is the purpose of a control group?

Accepted Answer

To serve as a baseline by not receiving the experimental treatment

Answer

A control group does not receive the experimental treatment, providing a baseline comparison that allows researchers to isolate the effect of the independent variable.

Question 2

What does a double-blind experimental procedure ensure?

Accepted Answer

Neither participants nor researchers know who is in the treatment group

Answer

In a double-blind study, neither participants nor the researchers administering the treatment know who received the real treatment versus a placebo, eliminating expectation biases.

Question 3

Which important research principle states that a correlation between two variables does not necessarily mean that one causes the other?

Accepted Answer

Correlation does not imply causation

Answer

Correlation measures the relationship between two variables, but a third variable or coincidence may explain the pattern — only controlled experiments can establish causation.

Question 4

The DSM-5 (Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition) is primarily used by mental health professionals to:

Accepted Answer

Classify and diagnose mental disorders using standard criteria

Answer

The DSM-5, published by the American Psychiatric Association, provides standardized diagnostic criteria for classifying mental disorders, enabling consistent diagnosis across clinicians.

Question 5

Neuroplasticity refers to the brain's ability to:

Accepted Answer

Reorganize its structure and function in response to experience or injury

Answer

Neuroplasticity is the brain's lifelong capacity to form new neural connections, reorganize existing pathways, and adapt structurally in response to learning, experience, or damage.

B.L.A.; occasionally A.L.B. Bachelor of Liberal Arts Practice Test

B.L.A.; occasionally A.L.B. Bachelor of Liberal Arts Practice Test

B.L.A.; occasionally A.L.B. Bachelor of Liberal Arts Psychology and Human Behavior 3