1. Interobserver reliability is to __________ as intraobserver reliability is to __________.
2. The pretreatment observations in the interrupted time-series design are like the in a single-case experiment.
3. Although field studies avoid some limitations of laboratory research, such studies have the disadvantage(s) of :
4. Whenever a researcher schedules a treatment following high or low scores on the dependent measure or selects subjects based upon extreme scores he should be concerned with the threat to internal validity of __________.
5. In _____________, a sample is selected from the list of population members by randomly selecting the first subject and then selecting the other members of the sample according to a prearranged scheme—by taking, say, every 5th, 1Oth, or 20th person on the list, until the sample is complete.
6. Recording units of behavior such as licking, walking or crying is an example of using a(n) __________ description.
7. Withholding potentially biasing information from an observer is called _________the observer.
8. The __________ design is to quasi-experimental designs as the ABAB design is to single-case designs.
9. Which of the following is NOT a factor that is known to influence error?
10. A social worker wished to evaluate the benefits of letting nursing home residents care for a plant. On one floor, the residents were given a plant to care for in their room. On another floor, residents were not given a plant. The social worker measured their activity levels before and after. This is an example of a(n) __________.
11. Which of the following is an example of probability sampling?
12. True experiments differ from quasi-experiments in having:
