WGU D219 EXAM PREP REVIEW 2026
TESTED QUESTIONS AND SOLUTIONS 100%
CORRECT
◍ Qualitative Research. Answer: research that relies on what is seen
in field or naturalistic settings more than on statistical data. The
researcher study people and groups in natural setting and obtains data
from informant's perspective.
◍ mixed methods research. Answer: uses both quantitative and
qualitative techniques, in an effort to build convincing claims about
the relationships between attributes and outcomes.
◍ Primary Research. Answer: research done firsthand for the first
time. Creates new data
◍ Secondary Research. Answer: past research which has already been
performed and often already published
◍ true experimental design. Answer: research using an experimental
group and a control group, to which test units are randomly assigned.
◍ quasi-experimental research. Answer: A research technique in
which the two or more groups that are compared are selected based on
predetermined characteristics, rather than random assignment.
, ◍ non-experimental research. Answer: a descriptive study that does
not exhibit a great amount of control over variables.
◍ Univariate. Answer: One-variable data. Survey. Interview.
Variables are observed as they naturally occur.
◍ Solomon 4 group design. Answer: Researcher uses 2 control groups
- only one experimental group and one control group are PRE-tested.
The other control group and experimental group are merely post-
tested. (Lets the researcher known if results are influenced by testing.)
◍ Randomization. Answer: a process of randomly assigning subjects
to different treatment groups. Similar to the roll of a dice.
◍ manupulation. Answer: occurs when the researcher implements an
intervention at least with some of its subjects.
◍ control. Answer: a gorup of subjects where the intervention is not
applied
◍ nonexperimental research. Answer: a descriptive study that does
not exhibit a great amount of control over variables.
◍ Descriptive comparative research. Answer: Research that seeks to
understand the structure, nature, or scope of a nation's or nations'
criminal justice systems or rates of crime
TESTED QUESTIONS AND SOLUTIONS 100%
CORRECT
◍ Qualitative Research. Answer: research that relies on what is seen
in field or naturalistic settings more than on statistical data. The
researcher study people and groups in natural setting and obtains data
from informant's perspective.
◍ mixed methods research. Answer: uses both quantitative and
qualitative techniques, in an effort to build convincing claims about
the relationships between attributes and outcomes.
◍ Primary Research. Answer: research done firsthand for the first
time. Creates new data
◍ Secondary Research. Answer: past research which has already been
performed and often already published
◍ true experimental design. Answer: research using an experimental
group and a control group, to which test units are randomly assigned.
◍ quasi-experimental research. Answer: A research technique in
which the two or more groups that are compared are selected based on
predetermined characteristics, rather than random assignment.
, ◍ non-experimental research. Answer: a descriptive study that does
not exhibit a great amount of control over variables.
◍ Univariate. Answer: One-variable data. Survey. Interview.
Variables are observed as they naturally occur.
◍ Solomon 4 group design. Answer: Researcher uses 2 control groups
- only one experimental group and one control group are PRE-tested.
The other control group and experimental group are merely post-
tested. (Lets the researcher known if results are influenced by testing.)
◍ Randomization. Answer: a process of randomly assigning subjects
to different treatment groups. Similar to the roll of a dice.
◍ manupulation. Answer: occurs when the researcher implements an
intervention at least with some of its subjects.
◍ control. Answer: a gorup of subjects where the intervention is not
applied
◍ nonexperimental research. Answer: a descriptive study that does
not exhibit a great amount of control over variables.
◍ Descriptive comparative research. Answer: Research that seeks to
understand the structure, nature, or scope of a nation's or nations'
criminal justice systems or rates of crime
