Yolanda wanted to test the effectiveness of a new 4-hour anger management treatment session. She first took

24 clients who had been referred for anger management (pre-test) in March and divided them randomly into
two groups.

One group was assigned to the new 4-hour session, the other group went to a traditional anger
management session. Each was given an in-take assessment measuring anger management skills. After
clients finished the two-week sessions, she measured the level of anger management skills among all clients
in both groups. What experimental design did she use?
A) time series B) classical experiment
C) one-shot case study D) static group comparison


B

Social Work & Human Services

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Social Work & Human Services

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Social Work & Human Services

Concealing the nature of the study from those being observed violates the norm of voluntary participation

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Social Work & Human Services

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Social Work & Human Services