Roseanne wants to evaluate the effects of three different levels of television viewing on attention.
To control for participants' upbringing at home, she plans to use natural sets to assign triplets to
the three different viewing conditions.
What is a primary problem with her approach?
A) Triplets may not want to split up for the experiment.
B) She may have trouble finding enough sets of triplets for the study.
C) She has not controlled for gender differences.
D) It will be difficult to measure attention.
Question 2
If a researcher hopes her results will apply to a larger population of people or animals than were
tested in her experiment, she is seeking a high level of ________ for the experiment.
A) population generalization B) environmental generalization
C) temporal generalization D) internal generalization
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