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13 Cards in this Set
- Front
- Back
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what is a construct ? |
hypothetical factors that are not observed directly. |
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Define Constructs in two ways |
Conceptual: Too general, ambiguous for use in measuring constructs. Operational: makes a construct observable by stating what the scientist does to measure it. Precise and clear definitions, given in the design subsection of your paper |
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what are four types of IVs |
Physiological,Experience,stimulus/environment, Participant |
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what are 6 types of DVs |
Correctness,Rate,Frequency,Degree or Amount,Latency, Duration |
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reliability |
Results are repeatable and consistent |
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validity |
the extent to which a test measures what it is supposed to measure |
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converging operation |
refer to a set of related lines of investigation that all bolster a common conclusion; the use of multiple approaches and techniques to address a problem. |
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what is the control technique Randomization |
each participant has an equal chance of being assigned to an experiment |
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what is the control technique matching |
equate groups on one or more variables (ex.Quasi Experiments) |
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what is the control technique Elimination |
Extraneous variables are completely removed from an experiment |
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what is the control technique Constancy |
An extraneous variable is reduced to a single value that is experienced by all participants. |
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What is the control technique Balancing |
Distributing extraneous variables equally to all groups |
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what is the control technique Counterbalancing |
A procedure for controlling order effects by presenting different treatment sequences |
