Term
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Definition
A problem is an interrogative sentence or statement that asks: What relationship exists between two or more variable? |
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Criteria of a problem (1) |
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Definition
1. A problem should express a relation between two or more variables |
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Criteria Of a problem (2) |
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Definition
2. Problem should be stated clearly and Unambiguously in question form |
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Criteria of a Problem (3) |
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Definition
Problem and problem statements must imply possibilities of empirical testing. |
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Term
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Definition
is a conjectural statement of the relation between two or more variables |
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Criteria for hypothesis 1 |
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Definition
Hypotheses are statements are statements about relations between variables. |
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Criteria for Hypotheses 2 |
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Definition
Hypotheses carry clear implications for testing the stated relations. |
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The Importance of problems/hypotheses |
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Definition
1. they are working instuments of theory
2. Can be tested and shown to be probably true or not true
3. they allow scientists to get outside themselves and hence are powerful toools for the advancement of knowledge.
4. Direct research
5. Enable researcher to deduce specific empiricial manifestations that they imply
6. reflect multivariable complexity of life
7.confirm /disconfirm theory
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Term
Reflect mutivariable complexity of life |
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Definition
x- independent variable
law-casual explanation
rule-rule based explanation
reason-teleological explanation
y-dependent variable
z-boundries, conditions |
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Term
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Definition
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Term
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Definition
more than 1 cause --> 1 effect |
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Term
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Definition
1 or more cause --> more than 1 effect |
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Term
Hypothesis predictions of difference |
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Definition
there will be a difference attributes differ between variables |
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Term
Hypothesis predictions of Relationship |
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Definition
proposing the relationship these variables continuous relationship |
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Term
Directional hypothesis (1 tail) |
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Definition
-predicting the direction of the outcome
-specifies a directional relationship between groups. |
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Term
Nondirectional hypothesis (2 tail) |
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Definition
A hypothesis that does not specify the nature and direction of the relationship between the independent and dependent variables |
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