## EDUC 750 Quiz Quantitative

**EDUC 750 Quiz Quantitative Research**

- What makes a research design quasi-experimental?
- True experiments are good at producing _____, but not _____.
- Nonequivalent control group design is a type of _____ design.
- A representative sample of teachers was surveyed ve times in a one year period as part of a study examining teaching methods for shy children. By the fourth round of surveys, many of the teachers responded with pat answers in order to get the survey over with. The teachers were likely exhibiting:
- When members of a treatment group change simply as a result of being part of an experiment this is called:
- In the 1994 book
*Reviving Ophelia*, Mary Pipher uses her psychotherapy cases to illustrate the dicult lives of adolescent girls. The authors of your textbook assert that this is an example of: - Project STAR was the only large-scale, randomized trial study that examined:
- In a study examining the effects of ADHD medication on school children, the children who don’t receive the medication would be the _____ group.
- Identification of the context in which a causal relationship occurs is a required criterion for a valid causal relationship.
- Mortality occurs when natural developments in the subject account for at least some of the observed changes between pretest and posttest.
- Subjects are not randomly assigned to the comparison and experimental groups in quasi-experimental design.
- All true experiments have a posttest.
- Central tendency and variability of distributions are described through:
- Lack of symmetry is also called:
- Which measure of central tendency would be most affected by a small number of extreme cases?
- Frequency distributions that display percentages must also include:
- According to the _____ hypothesis, there is no relationship in the population; whereas the _____ hypothesis suggests that there is a relationship.
- The most frequent value in distribution is the:
- Statistics used to describe the association among variables and to control for other variables are called:
- The criterion for statistical significance is the probability of _____ that an association is due to chance.
- The correlation coefficient is a measure of: Although data analysis is important, the plan for data analysis does not need to be included in a research proposal.
- The first step in data analysis involves describing the distribution of each variable.
- Secondary analysis involves a substandard data set.
- Level of measurement determines the appropriateness of a particular statistic.
- Although data analysis is important, the plan for data analysis does not need to be included in a research proposal.

Set 2