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15 Cards in this Set
- Front
- Back
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Quasi-Experiment
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State causal hypotheses
Include at least two levels of the independent variable but cannot always manipulate the independent variable Usually cannot assign participants to groups but must accept existing groups Include specific procedures for testing hypotheses Include some controls for threats to validity |
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Nonequivalent Control-Group Design
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The groups already exist in teh natural environment and therefore may not be tuly equivalent at the start of the study
Major problems (1) the groups may differ on the dependent measure (2) there amy be other differences between the groups |
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Crossover Effect
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In Quasi-Experiment research, a finding in which two groups show one pattern of score before the manipulation and the reverse pattern after manipulation.
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Interrupted Time-Series Design
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A single group of participants is measured several times both before and after some event or manipulation
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Frustrated Effect
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Occurs when new procedures initiated in which a peak of disruptive behavior occurs immediately after traning begins
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Program Evaluation REsearch
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Evaluate how successfully a program meets its goals
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Waitlist Control Group
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A group of people who act as no-treatment controls, but are promised and received the treatment after they have served as control participants
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Surveys
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Gather information by asking participants about their experiences, attitudes, or knowledge
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Status Survey
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Describes the current characteristics of a population (voter preference or teacher satisfaction)
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Survey Research
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Does not just seek the current status of population characteristics, but also tries to discover relationships among variables
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Questionnaire
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Respondents read the instrucitons and write or mark their answers to the questions
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Interview Schedule
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In telephone or in-person interviews, the researcher reads teh questions to the respondent and records the answers
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Deomgraphic Questions
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Seek descriptive information about the respondents, such as age, sex, occupation, marital status, and so on (factual items that can be verified independently)
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Content Items
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Ask about respondents' opinons, attitudes, knowledge, and behavior
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Open-ended Items
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Questions that the participant answers in his or her own words
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