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# Zelda: Dr. Ladlow, a research psychologist, has convincingly

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SVP
Joined: 30 Oct 2003
Posts: 1788

Kudos [?]: 114 [0], given: 0

Location: NewJersey USA

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29 Dec 2003, 09:59
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Difficulty:

(N/A)

Question Stats:

50% (02:14) correct 50% (01:37) wrong based on 3 sessions

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Zelda: Dr. Ladlow, a research psychologist, has convincingly demonstrated that his theory about the determinants of rat behavior generates consistently accurate predictions about how rats will perform in a maze On the basis of this evidence; Dr. Ladlow has claimed that his theory is irrefutably correct.

Anson: Then Dr. ladlow is not responsible psychologist. Dr. ladlows evidence does not conclusively prove that his theory is correct. Responsible psychologists always accept the possibility that new evidence will show that their theories are incorrect.

17. Which one of the following can be properly inferred from Ansons argument?

(A) Dr. Ladlows evidence that his theory generates consistently accurate predictions about how rates will perform in a maze is inaccurate

(B) Psychologists who can derive consistently accurate predictions about how rats will perform in a maze from their theories cannot responsibly conclude that those theories cannot be disproved

(C) No matter how responsible psychologists are, they can never develop correct theoretical explanations.

(D) Responsible psychologists do not make predictions about how rats will perform in a maze

(E) Psychologists who accept the possibility that new evidence will show that their theories are incorrect are responsible psychologists.

18. Anson bases his conclusion about Dr. Ladlow on which one of the following?

(A) An attack on Dr. Ladlows character

(B) The application of a general principle

(C) The use of an ambiguous term

(D) The discrediting of facts

(E) The rejection of a theoretical explanation

Kudos [?]: 114 [0], given: 0

GMAT Club Legend
Joined: 15 Dec 2003
Posts: 4284

Kudos [?]: 537 [0], given: 0

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29 Dec 2003, 15:56
Of course now I see my error. I myself explained that error in a previous post and got caught by it.
_________________

Best Regards,

Paul

Kudos [?]: 537 [0], given: 0

29 Dec 2003, 15:56
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# Zelda: Dr. Ladlow, a research psychologist, has convincingly

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