Evaluation and Research Flashcards Preview

LCSW > Evaluation and Research > Flashcards

Flashcards in Evaluation and Research Deck (4)
Loading flashcards...
0
Q

Describe the Halo Effect.

A

Occurs when evaluating someone too positively or too negatively because of the presence of one or a few characteristics.

1
Q

Approximately ___% of the scores in the distribution lie within one standard deviation of the norm in a bell curve.

A

68%

2
Q

Describe the Hawthorne Effect.

A

Term used to describe subjects who behave differently than they normally do because they are aware they are being observed for research purposes.

3
Q

Explain the differences between nominal, ordinal, interval and ratio scales of measurement.

A

Nominal - name ie male or female
Ordinal - rankings - no absolute difference
Interval - same distance between rankings
Ratio - interval scale with an absolute zero