Answer the following statement(s) true (T) or false (F)
Statistical regression as threat to internal validity refers to the fact that extreme scores for a scale (i.e., very high or very low scores) tend naturally to move toward the mean with repeated measurements; thus, it would not make sense to take only the clients with the extremely low pretest scores as your clients for an evaluation study and employ the one-group pretest–posttest design.
Ans: T
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Based on this chapter, which of the following is not necessarily a key characteristic of good scientific writing?
a. Clear b. Concise c. Compelling d. Collaborative
The common ground between responsibility and competence is
a. a pledge of confidentiality b. a professional development plan c. an ethical decision-making model d. the commitment to serve the client
Which of the following statements is true of group norms?
A. They are rules that are accepted by a majority of the members of the group. B. They do not exist in all groups. C. They are always set formally by the group. D. They are always written down in a formal document establishing the group/organization.
The scientific method should be ________ and _________.
a. subjective; public b. objective; consistent c. consistent; subjective d. objective; anecdotal