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Political Research
Exam 2 Terms
47
Political Studies
Undergraduate 3
10/23/2013

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Term
Dummy Variable
Definition
Measures the presence or absence of a trait. Boolean value: 0/1

Dicotimus
Term
Validity
Definition
The measure and tests employ actual measuring of the desired concepts/objects under study.
Term
Reliablity
Definition
When you do a study you get the same or similar results each time.
Term
Generalization
Definition
A reliable sample will produce the same or similiar results from any number of samples drawn from the same population
Term
Inference
Definition
Observations or conclusions from non-factual or observable data
Term
Mixed Methods Design
Definition
Rely on elements of both quantative and qualitative research in the same research design or research project
Term
Construct Validity
Definition
Two constructs/concepts track together statistically
Term
Content or Face validity
Definition
Largely based on the reasonableness of the researcher's description
Term
Probability Sampling
Definition
Everyone in the population has a equal possibility to be selected
Term
Sampling Error
Definition
Gap between the sample and the population (+-%)
Term
Nonsampling Error
Definition
Error based on how the measure is constructed, not the respondant population
Term
Weighting
Definition
Adding more value or respondents in a particular subgroup(stratum) then the population would demand
Term
Qualitative Research
Definition
Based on observation, interviews, and the like that rarely employ statistical analysis.
Term
Quantitative Research
Definition
Emphasizes use of tests and measurements that are analyzed with statistical producers characterized
Term
Inter-Rater Reliablility
Definition
Determines whether or not the primary researcher has developed a coding scheme for their research
Term
Stratum
Definition
Sub-group within a larger group
Term
Stratified Sample
Definition
A nonprobability sample from a stratum
Term
Clustering
Definition
this is done when it is impossible or impractical to compile and exhaustive list of the elements composing the larger population
Term
Filter Question
Definition
Get a person in or out of your survey
Term
Open-ended Question
Definition
Respondents allowed to answer in free-form
Term
Close-ended Question
Definition
Respondents given discreet or a continuum of choices
Term
Nominal Measure
Definition
Labels large group placement
Term
Ordinal Measure
Definition
Grouping or ranking based on underlying scale
Term
Interval Measure
Definition
Placement on an existing scales where values are equally intervaled
Term
Likert Scale
Definition
Response to statements that include a neutral midpoint
Term
Thurston Scale
Definition
Generates groups of responses that rate in order of greatest to least (10-1)
Term
Measurement Index
Definition
Indexing answers on a scale to develop a single measure of a concept
Term
Population
Definition
Group of potental participants to whom you want to generalize the results of a study
Term
Samole
Definition
Subset of the population
Term
Nonprobability Sampling
Definition
Likelihood of selecting any one member of a population is not known
Term
Random Sampling
Definition
Every member of a population has an equal chance of being selected
Term
Sample Size
Definition
Number of people necessary to represent a respective subgroup
Term
Test-Retest Method
Definition
Same test given multiple times in order to check for a similar result
Term
Experimental Research Method
Definition
Test cause and effect relationships
Term
Non-experimental research
Definition
No manipulation of variables, no cause/effect study
Term
Correlational research
Definition
Method of research examining relationships between 2 variables
Term
Ethnographic research
Definition
Method of research examining a culture or subculture
Term
Historigraphic research
Definition
Examination of how previous historical events affect the present day
Term
Case-Study Method
Definition
Descriptive research method used to study an individual case
Term
Cross sectional method
Definition
Method of research used to examine age differences rather then age changes
Term
Longitudinal method
Definition
Assess changes in behavior in one group of subjects at more then one point of time
Term
Time series method
Definition
Recording behavior that occurs during a particular interval of time
Term
Quasi-experimental research
Definition
Groups are preaggiend to "treatments" such as gender, social class, neighborhood
Term
Participant observation method
Definition
Activity where individuals who take part in an experiment or a research project have the potentional to affect the oucomes
Term
Survey research
Definition
Type of research that uses written or oral survet forom as its primary tool for collection of information
Term
Conceptual Definition
Definition
Basic formation of the "stuff" at issue
Term
Operational Definition
Definition
Specifies concepts to include measurable characteristics
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