Term
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Definition
| Set of assumptions, attitudes, & procedures that guide in creating questions, generating evidence, & drawing conclusions. |
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Term
| Scientific Method (Class) |
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Definition
1 - Ask a question.
2 - Research/Observation
3 - Hypothesize
4 - Test Hypothesis
5 - Analyze Data
6 - Results/Conclusion |
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Term
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Definition
| Educated guess about relationship between 2 or more variables. |
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Term
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Definition
| There is no relation between x and y variables. |
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Term
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Definition
| There is a relation between x and y variables. |
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Term
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Definition
| A complete set of "something" |
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Term
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Definition
| A randomly selected subset of individuals in a population. |
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Term
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Definition
| Goal of every group member having equal chances of being included in study. |
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Term
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Definition
| Examines how strongly 2 variables are related/associated. |
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Term
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Definition
| Influenced by independent - Outcome Variable. Factor that is observed/measured for change. |
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Term
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Definition
| Purposely manipulated factor to produce change in experiment - Treatment Variable. |
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Term
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Definition
| Most representative measure of central tendency. |
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Term
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Definition
| Measure of variability. (NOT RELIABLE WITHIN A SAMPLE) |
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Term
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Definition
| Related to range - want a small amount. |
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Term
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Definition
| Related to range - sample represents population. Goal of having accurate results. |
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Term
| Normal (Bell) Distribution |
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Definition
| A distribution of individual differences in a population in which scores cluster around the average. |
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Term
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Definition
| A variable in the middle of 2 separate variables that make these 2 variables related. |
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Term
| Can you prove a hypothesis? |
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Definition
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Term
| Causation in correlation? |
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Definition
| No, there is nothing causing something to do something else. |
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Term
Ranges - Negative, Positive, None.
And examples. |
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Definition
Negative: -1.0 increase x, decrease y. (memory & age).
Positive: +1.0 decrease x, increase y. (height & weight).
None: 0 no relation between variables. |
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Term
| Large or small sample size? |
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Definition
| Small is better - will get more precise/reliable results |
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Term
| Strengths of correlation (can also refer to "-") |
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Definition
Low: 0.0 - 0.2
Med: 0.3 - 0.4
High: 0.5 - 1.0 |
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Term
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Definition
| Observation & recording of behaviors that occur in their natural setting. |
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Term
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Definition
| Intense study of an individual or a small group of individuals. |
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Term
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Definition
| Ability of a test to produce consistent results when administered on repeated occasions & under similar conditions. |
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