Definitions
provides a quantitative or numeric description of trends, attitudes, or opinions of a population by studying a sample of that population.
survey research
Refers to the group being studied
Population
involves the use of statistical tests to address your research questions or objectives
d_____ a_______
data analysis
A characteristic that can be measured or observed and that varies among the people or organization being studied.
Variable
a term that describes whether one can draw meaningful and useful inferences from scores on the instruments
Validity
A sampling strategy where the researcher first identifies groups then names within the group.
multi-staged sampling
questionnaires
Variables that cause, influence, or affects outcomes.
Independent variable
Refers to whether scores to items are internally consistent.
Reliability
refers to the process of systematically selecting individuals, units or groups to be analyzed during the conduct of the study
sampling
____ are quantitative research instruments used mainly for assessing various skills and types of behavior as well as for describing certain characteristics. It can either be standardized or non-standardized.
Tests
Variables that depend on the independent variable. They are the outcomes of the influence of the independent variable.
Dependent variable
refers to making up data or results in research
fabrication
involves the grouping of the population into subgroups or clusters which are heterogenous
cluster sampling
a document that provides the participants with the information they need in deciding whether they will participate or not in your study
informed consent form
Variables that stand in between the independent and dependent variables. They mediate the effects of the independent variable on the dependent variable.
Mediating variables/ extraneous/ confounding variable
A procedure used in quantitative research for selecting participants each individual has a equal probability in being selected from the population, reflecting a true representation.
Random sampling
In quantitative research, ________ refers to the rule of thumb for the sample size in a study.
Survey- 800
Correlation- 100-200
Ex post facto- 30+
Experimental 30 or more
heuristics
refers to the phenomenon in which participants alter their behavior due to their awareness that they are being observed
Hawthorne Effect
They are new variables constructed by a researcher and multiplying it by another to get a joint impact.
Moderating variables