1. When well done, __________ is NOT a major source of error in surveys.
2. Probability sampling and methods of survey administration contribute __________ error compared to question wording.
3. In the interrupted time-series design __________.
4. Statistical regression is a threat to the internal validity of a study whenever:
5. Rosemary Wood, the secretary for President Nixon, erased portions of the tapes where the President and his staff discussed the Watergate break-in. Later scholars have examined these tapes to assess the degree of integrity of the Nixon Presidency. This example represents the problem of __________ in archival data.
6. __________ data are data collected previously by people not directly associated with the current research.
7. __________ is a strategy to reduce reactivity while __________ is a strategy to reduce observer bias.
8. People who commit suicide sometimes leave notes. A researcher analyzed the contents of suicide notes in order to explain why people commit suicide. This study has the flaw of __________.
9. The problem with telephone interviews is that __________.
10. The student teacher waited a week after being introduced to her subjects before conducting her observation in order to __________.
11. The __________ design is to quasi-experimental designs as the AB design is to single-case designs.
12. Goodall reported the following description of chimpanzee behavior: "Beethoven presents, pant-grunts to Satan; Satan, hair out, stamps on Beethoven, who screams and falls 3 meters to the ground." This description is:
