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For a theory to be of value, it must:


A) be able to account for data within its scope.
B) give good reason to believe that a phenomenon would occur under the specified conditions.
C) be testable.
D) All of the answers are correct.

E) A) and B)
F) B) and C)

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A theory that has been substantially verified is sometimes called a:


A) law.
B) model.
C) descriptive theory.
D) None of the answers is correct.

E) None of the above
F) A) and C)

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Dr. Jones proposed a theory of helping behavior that turned out to be wrong. However, it did serve as a catalyst for a fruitful research area. This illustrates the _____ value of a theory.


A) heuristic
B) catalytic
C) predictive
D) organizational

E) A) and C)
F) All of the above

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A(n) _____ explains a phenomenon with as few statements as possible.


A) explanatory relevant theory
B) theory with high heuristic value
C) parsimonious theory
D) strong theory

E) A) and B)
F) A) and C)

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A testable theory is one that can potentially fail an empirical test.

A) True
B) False

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True

Given the choice between a mechanistic explanation and a functional one, you should:


A) prefer the mechanistic one.
B) prefer the functional one.
C) not care which one you choose.
D) flip a coin.

E) None of the above
F) B) and C)

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According to the text, adequate testing of a theory involves using:


A) only a disconfirmational strategy.
B) only a confirmational strategy.
C) both disconfirmational and confirmational strategies.
D) strong inference alone.

E) None of the above
F) A) and D)

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Fundamental theories are rare in psychology because:


A) they are the lowest level of description.
B) it is extremely difficult to control the relevant variables.
C) they are too general to account for psychological phenomena.
D) it is easy to identify variables using mathematical laws.

E) A) and D)
F) B) and C)

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B

Outline the characteristics of a good theory.

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Answered by ExamLex AI

Answered by ExamLex AI

A good theory should have several key characteristics. Firstly, it should be based on empirical evidence and data, rather than just speculation or opinion. This means that the theory has been tested and validated through observation and experimentation, and can be supported by concrete evidence. Secondly, a good theory should be able to explain and predict phenomena. It should be able to provide a clear and coherent explanation for a particular set of observations, and also be able to make predictions about future events or outcomes based on the theory's principles. Thirdly, a good theory should be generalizable. This means that it should be applicable to a wide range of situations and contexts, rather than being limited to a specific set of circumstances. A theory that is too narrow in scope may not have as much utility or relevance in the broader scientific community. Additionally, a good theory should be parsimonious, meaning that it should be as simple and straightforward as possible while still accounting for the observed phenomena. A theory that is overly complex or convoluted may be less effective in guiding further research or application. Finally, a good theory should be falsifiable. This means that it should be possible to test the theory's predictions and potentially disprove it through further experimentation or observation. A theory that cannot be subjected to empirical testing or potential refutation may not be as scientifically robust. In summary, a good theory should be based on evidence, able to explain and predict phenomena, generalizable, parsimonious, and falsifiable in order to be considered a strong and valuable contribution to scientific knowledge.

A tentative explanation for an observation, phenomenon, or scientific problem that can be tested by further investigation is called a(n) _____.


A) fact
B) theory
C) hypothesis
D) assertion

E) C) and D)
F) A) and B)

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When research generates data that support the predictions of a theory, we can safely say that the theory was proven correct.

A) True
B) False

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If a positive result of an experiment does not support a prediction made by a theory, you are using:


A) strong inference.
B) analogical inference.
C) a confirmational strategy.
D) a disconfirmational strategy.

E) All of the above
F) A) and B)

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Quantitative theories express relationships in mathematical terms.

A) True
B) False

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If a theory is proven incorrect, it is totally useless.

A) True
B) False

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The _____ of a theory concerns the range of situations to which it applies.


A) applicability
B) generality
C) domain
D) broadness

E) B) and C)
F) All of the above

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According to the text, the collapse of the Hull-Spence theory of learning occurred because the theory:


A) lacked heuristic value.
B) was no longer parsimonious.
C) lacked explanatory relevance.
D) was too limited in scope.

E) All of the above
F) C) and D)

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Which of the following statements is true of a law?


A) It is an empirically verified, quantitative relationship between two or more variables.
B) It is a tentative explanation for an observation, phenomenon, or scientific problem.
C) It refers to a specific implementation of a more general theoretical view.
D) It is more limited in scope than is a hypothesis.

E) B) and C)
F) All of the above

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A quantitative theory:


A) relates the numerical representations of variables and constants to one another.
B) uses analogies to physical systems for its base.
C) is stated in purely verbal terms.
D) None of the answers is correct.

E) All of the above
F) B) and D)

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The process of developing alternative explanations for a phenomenon, developing predictions based on the alternatives, and testing those predictions is known as:


A) strong inference.
B) a confirmational strategy.
C) a disconfirmational strategy.
D) weak inference.

E) A) and D)
F) B) and D)

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A theory is a(n) :


A) plausible or scientifically acceptable, well-substantiated explanation of some aspect of the natural world.
B) well-substantiated explanation of some aspect of the natural world.
C) organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena and predict the characteristics of as yet unobserved phenomena.
D) All of the answers are correct.

E) A) and C)
F) None of the above

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