A professor is studying relationships between siblings. Twins are a group of special interest. Which of the following would be a way to make sure enough twins are in the study to examine as a separate subgroup?

The 1959 and 1960 survey of 1,000 people in five countries, conducted by Almond and Verba, uncovered three political cultures. What were they?

A) Participant, subject, and parochial B) Participant, object, and parochial C) Voting, subject, and parochial D) Participant, subject, and secular

Carefully review the research matrix presented below. If this is a within subjects design, how many total participants will be used in the experiment?

Rock Music Group Rap Music Group Hip-Hop Music Group 30 participants 30 participants 30 participants a. 90 b. 30 c. 60 d. Cannot determine