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100
Selecting observations
Sampling
100
Define Snowball Sampling
when researchers ask each person who is interviewed is asked about other people that might be open to being interviewed
100
Experiments can prove causation. T/F
True
100
______ are always uni-dimensional.
Scale
100
An experiment can't be presented in survey format. T/F
False
200
A scale item that ranges from strongly agree to strongly disagree
Likert-Type
200
Define a maturation type of threat to validity
People tending to naturally change and grow over time is
200
Scale items using bipolar adjectives
Semantic Differential
200
A list of all possible cases in a population
Sampling Frame
200
List 3 things to keep in mind when creating a multiple choice questions
Are these categories mutually exclusive?, Make sure you are covering all cases, Only ask about one thing at a time, Make sure you aren’t asking leading questions, Emotionally Loaded Questions, Double Barrel Questions, Leading Questions, Too long or complicated questions
300
List two things pre-experimental designs might be missing
Control Groups, Pretesting/Posttesting, Random Assignment to Condition, High Degree of Control
300
If you are looking for more detailed, unexpected results you might want to ask this type of question
Close-ended
300
External Validity relates to
generalizability
300
Dividing up your population in to groups of interest before choosing a more representative sample is
Stratified Sample
300
Guttman Scales often look at
Prejudice
400
Type of sampling to look at deviant cases
Purposive sampling
400
List a way that experimenters control for extraneous variables
Hold Them Constant, Counter Balancing, Random Assignment, Remove as many extra variables as possible
400
Define a history type of threat to validity
An event that occurs during an experiment that influences your results
400
Inventory questions ask people to
Check/Select all that apply
400
Not uni-dimensional
Indexes
500
The two key elements of experiments are
manipulation and control
500
List a type of pre-experimental research design
One Group Pretest Posttest Study, One Shot Case Study, Static Group Comparison Study
500
Where are the hypothesis or predictions of the researchers are usually listed?
Before the Methods section
500
Tell me one thing about representativeness
Hard to define, Extent to which the sample resembles the population, Provides for generalizability, Enhanced by probability sampling
500
Define element
unit that a population is broken down into.
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