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Which of the following statements about hypotheses is true?


A) Hypotheses must never be falsifiable.
B) Psychologists are able to prove their hypotheses to be true or false.
C) Hypotheses should be composed of analytic statements.
D) Hypotheses should be stated in general implication form.

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Describe the two meanings of control in the scientific approach.

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The two meanings of control in the scien...

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A researcher manipulates the __________ variable and measures the effect on the _________ variable.


A) extraneous; independent
B) independent; extraneous
C) dependent; independent
D) independent; dependent

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________ statements are always false.


A) Analytic
B) Synthetic
C) Contradictory
D) Rational

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The experimenter's predicted outcome of a research project is known as a(n)


A) theory.
B) hypothesis.
C) extraneous variable.
D) problem.

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Define the three types of statements described in the text (synthetic, analytic, and contradictory) and give an example of each. Which type of statement should you use for hypotheses and why?

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In logic, there are three types of state...

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A research hypothesis should consist of a(n) _________ statement.


A) analytic
B) synthetic
C) contradictory
D) irrational

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Which of the following statements is true?


A) Most researchers adopt nondirectional hypotheses.
B) Most researchers adopt directional hypotheses.
C) Most researchers adopt non-falsifiable hypotheses.
D) Most researchers state their hypotheses using analytic statements.

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