LMSW LMSW Research Methods and Evidence-Based Practice 4

Question 1

A social worker wants to explore the lived experiences of refugees adjusting to a new country. Which research design is MOST appropriate?

Accepted Answer

Phenomenological qualitative study

Answer

Phenomenological qualitative designs are ideal for exploring subjective lived experiences in depth.

Question 2

Which statistical measure describes the spread of scores around the mean?

Accepted Answer

Standard deviation

Answer

Standard deviation quantifies how much individual scores vary from the mean of a dataset.

Question 3

A researcher reports a p-value of 0.03 with α set at 0.05. What is the correct interpretation?

Accepted Answer

Reject the null hypothesis

Answer

When p < α, the result is statistically significant and the null hypothesis is rejected.

Question 4

Which sampling method gives every member of the population an equal chance of selection?

Accepted Answer

Simple random sampling

Answer

Simple random sampling ensures each population member has an equal and independent probability of being selected.

Question 5

An LMSW is evaluating a group intervention using a pre-test/post-test design without a control group. The BIGGEST threat to internal validity is:

Accepted Answer

History

Answer

History refers to external events occurring between pre- and post-test that could explain changes independent of the intervention.

LMSW - Licensed Master Social Worker Practice Test