Research, 4th Edition (Woo, 9781496301468), Chapter 1-18 |
Rationals Included
1. Good research design in quantitative studies involves achieving four types of __________. -
ANSWER: Validity
2. A(n) __________ design refers to a study design in which the same participants are exposed to two
or more conditions, in random order. - ANSWER: Crossover
3. The loss of subjects from a study over time is called __________. - ANSWER: Attrition
4. A key threat to internal validity stemming from pre-existing group differences is the __________
threat. - ANSWER: Selection
5. The allocation of participants to groups by chance is called __________ assignment. - ANSWER:
Random
6. Researchers use the strategy of __________ to guard against expectation biases. - ANSWER:
Blinding
7. Techniques of research __________ include randomization, homogeneity, and matching. -
ANSWER: Control
8. __________ is a threat to internal validity stemming from differential loss of participants from
groups. - ANSWER: Mortality
9. In a(n) __________ design, data about causes are collected before data about effects. - ANSWER:
Cohort
10. Demonstrating the existence of a relationship between an independent variable and an outcome
is called __________ validity. - ANSWER: Statistical
11. The degree to which it can be inferred that the independent variable caused the outcome variable
is __________ validity. - ANSWER: Internal
12.The type of validity referring to the generalizability of results is __________ validity. - ANSWER:
External
13. Data are collected at a single point in time in a __________ study. - ANSWER: Cross-Sectional
14. A(n) __________ represents what would have happened to the same people simultaneously
exposed and not exposed to a hypothesized causal factor. - ANSWER: Counterfactual
15. A(n) __________ study is a non-experimental study involving the comparison of cases and
matched counterparts. - ANSWER: Case Control
16. A(n) __________ study is designed to collect data over an extended period of time. - ANSWER:
Longitudinal
17. __________ involves the deliberate pairing of participants in different groups as a method of
controlling confounding variables. - ANSWER: Matching