Multiple Choice
In Widom's study of the effects of child abuse and its impact upon later criminal offenses,she selected a sample of children with court records of being abuse victims and gathered a comparison group that was matched on gender,race,age and socioeconomic status.The technique used in this case was:
A) individual matching
B) aggregate matching
C) randomization
D) all of the above
Correct Answer:

Verified
Correct Answer:
Verified
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