1. Nervousness and depression are examples of __________ symptoms.

   psychophysiologic

   social health

   environmental

   psychological

2. Roberta is using the structured format to present the results of his study involving soliciting community input when developing new hospital policies. In which section should she discuss the methods he used for establishing rapport with the subjects?

   Discussion

   Design

   Findings

    Setting

3. What is the major purpose of experimental research?

   
   

   To describe a population of interest

   To study causal relationships

   To generate rich descriptions of individual perspectives

   To reexamine previously collected data

4. The group that includes those individuals or other units of analysis that receive the intervention is called the __________ group.

   control

   comparison

   experimental

    stratified

5. Tests given after the experimental intervention or program are called __________.

   pre-tests

   time-series tests

   post-tests

   midtests

6. Lina is performing observations at a nursing home today, studying how residents react to instructions from the nursing staff. One designated staff member asks residents whether they would like to come to the community room for a group activity. Later that day, a different staff member tells residents to report to the community room for an activity, rather than asking them. Lina observes and records their reactions. Which type of experiment is Lina performing?

   Natural experiment

   Field experiment

   Laboratory experiment

    Simulation

7. What is the major disadvantage of simulation?

   It is more expensive than other methods

   It can be unsafe for subjects

   It is difficult to control

   It does not involve real events

8. What is the principal disadvantage of the experimental approach?

   It doesn't allow researchers to isolate specific factors

   It doesn't allow researchers to study change over time

   It has limited external validity

    It has limited internal validity

9. If a secondary data set is cross-sectional, it:

   addresses a variety of disparate topics

   examines specific subpopulations over time

   captures one moment in time

   has been gathered firsthand by the researcher

10. A longitudinal study that investigates changes within a general population over time is called a __________ study.

    trend

    cohort

    cross-sectional

    panel