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| Set of facts and relationships between facts that can explain and predict related pheonomena |
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| Type of inference or educated guess, based on prior evidence and logical possibilities; can NEVER be proven true |
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| Process of having other experts examine research prior to publication |
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| Process of having other experts examine resrach prior to publication |
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| Repeat an experiment to produce the same results |
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| In-depth analysis of the behavior of one person or a small group of people |
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| In-depth of study of something in its natural setting |
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| Descriptive method of asking participants the same group of questions |
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| Research method that tests hypotheses and allows researchers to make conclusions about causality |
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| Tests hypotheses and allows researchers to make conclusions about causality |
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| Effects of the independent variable; the "result" of a hypothesis |
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| Experiences all experimental procedures with the exception of exposure to the independent variable |
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| Variables that are irrelevant to hypothesis that is being tested; can alter conclusions |
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| Statistical analysis of many previous experiemnts on a single topic |
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| Controls for placebo effects |
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| Inactive substance or treatment that cannot be distinguished from a real, active substance or treatment |
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Measure of the direction and strength of the relationship between two variables
POSITIVE CORRELATION: The longer you study, the higher exam score you will receive.
NEGATIVE CORRELATION: The temperatures are falling, causing an increase in PSL sales.
WEAK OR NO CORRELATION: Crying and type of cellphone |
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Consistency of a measure
:Test-retest
:Inter-rater
:Inter-method
:Internal consistency |
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Quality of a measure that leads to valid conclusions
-Measure measures the concept it was designed to measure |
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Statistical methods that organize data into meaningful patterns and summaries
Mean: average
Median: halfway mark
Mond: Most frequently occuring |
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How clustered are our scores
-Standard deviation: measure of how tightly clustered a group of scores is around the mean |
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| Assess age-related changes in which data are obtained simultaneously from people of differing ages |
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| Asses age-related changes in which data are obtained from the same individual at intervals over a long period of time |
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Definition
Gain the IRB's approval
Human participations is voluntary
Informed consent - permission obtained from participant after risks and benefits have been thoroughly presented
Animal subjects - provide care and minimize pain and suffering
DO NO HARM
Confidentiality and privacy |
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