LSA Research Methods and Evidence-Based Practice 2

Question 1

Which of the following is an example of a PICO question format used in evidence-based practice?

Accepted Answer

In adults with depression (P), does cognitive behavioral therapy (I) compared to medication alone (C) improve depressive symptoms (O)?

Answer

The PICO format structures clinical questions around Population, Intervention, Comparison, and Outcome for focused and searchable evidence queries.

Question 2

What is the primary advantage of using a standardized assessment tool over an informal clinical interview?

Accepted Answer

Standardized tools provide consistent, normed measurements that allow comparison across clients

Answer

Standardized tools offer established reliability, validity data, and normative comparisons, providing more consistent and comparable measurements than unstructured interviews.

Question 3

A social worker notices that clients from minority backgrounds consistently score lower on a particular assessment tool than the clinical presentation seems to warrant. This concern most likely relates to which measurement issue?

Accepted Answer

Cultural bias in the assessment instrument

Answer

Cultural bias occurs when an assessment tool systematically disadvantages certain cultural groups, producing inaccurate scores unrelated to the actual condition being measured.

Question 4

In research terminology, 'external validity' refers to which of the following?

Accepted Answer

The degree to which findings can be generalized to other populations and settings

Answer

External validity concerns the generalizability of research findings beyond the specific sample and setting to other populations and real-world contexts.

Question 5

Which sampling method would provide the most representative sample of all social work clients served by a large agency?

Accepted Answer

Random sampling

Answer

Random sampling gives every member of the population an equal chance of selection, producing the most representative and unbiased sample.

LSA - Licensed Social Worker Associate Certification Practice Test

LSA - Licensed Social Worker Associate Certification Practice Test

LSA Research Methods and Evidence-Based Practice 2