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egmat
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Passage 1:
========

1. The reason why the author has written this passage is that he wants to:

A. argue that functions of Cerebral cortex only can lead to such important and complex decisions as buying a home or selecting a school.-->out of scope (neither buying a home nor selecting a school is mentioned in the passage)
B. compare and contrast the functions of brain stem and Cerebral Cortex to show the benefits of one over the other in making complex decision. --> Correct , as all the 3 paragraphs make a comparison between functions of brain stem & cerebral cortex
C. debate that all important decisions must be taken from Cerebral Cortex as it leads to rational decisions in complex situations.-->underlined part is Inconsistent..also the tone is extreme
D. summarize through examples which situations are conducive for conscious minds and when to employ brain stem to make optimal decisions of complex nature.--> Partially Scope , as the second half is partially scoped.Along with brain stem, passage also discusses the functions of cerebral cortex in decision making & compares those with functions of brain stem,as applicable in various scenarios
E. prove that sleeping on a complex decision is the best way to arrive at the optimal decision in complex situations.---> passage doesn't say that this is the best way, rather it says it is a better option..another choice with extreme tone..




Passage-2
========

1. The purpose of the passage is to:

A. highlight the differences among psychologists regarding the importance of the unconscious mind in making complex decisions.--> out of scope, passage doesn't talk about difference opinions of psychologists, rather it discusses the advantage of one method over the other

B. contrast and compare the workings of the rationality with that of deliberate, action-oriented and complex decision making processes.--> Inconsistent ( Rationality works are not compared)

C. prove by citing results of experiments that one decision-making process is better than the other.--> Correct , as the whole passage talks about the superiority of the unconscious mind over the conscious mind.Also, the author presents some evidence (results of experiments) in the passage in order to prove that the decision making process of the unconscious mind is better than the decisions making process of the conscious mind
D. show that unconscious mind is not that undependable as previously thought.--> Partial scope
E. ascertain that using conscious and unconscious minds together yield second-to-none judgements.--> Opposite ans , as the passage says that unconscious mind alone yields best decisions and conscious mind's decision making process is inferior to it



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1. The reason why the author has written this passage is that he wants to:

A. argue that functions of Cerebral cortex only can lead to such important and complex decisions as buying a home or selecting a school.
B. compare and contrast the functions of brain stem and Cerebral Cortex to show the benefits of one over the other in making complex decision. - Correct
C. debate that all important decisions must be taken from Cerebral Cortex as it leads to rational decisions in complex situations.
D. summarize through examples which situations are conducive for conscious minds and when to employ brain stem to make optimal decisions of complex nature.
E. prove that sleeping on a complex decision is the best way to arrive at the optimal decision in complex situations.


1. The purpose of the passage is to:

A. highlight the differences among psychologists regarding the importance of the unconscious mind in making complex decisions.
B. contrast and compare the workings of the rationality with that of deliberate, action-oriented and complex decision making processes.
C. prove by citing results of experiments that one decision-making process is better than the other. - Correct
D. show that unconscious mind is not that undependable as previously thought.
E. ascertain that using conscious and unconscious minds together yield second-to-none judgments.
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Passage 1

1. The reason why the author has written this passage is that he wants to:

A. argue that functions of Cerebral cortex only can lead to such important and complex decisions as buying a home or selecting a school.
B. compare and contrast the functions of brain stem and Cerebral Cortex to show the benefits of one over the other in making complex decision. I rejected B because the phrase 'to show the benefits of one over the other' means that of the two - brain stem and Cerebral Cortex, one is better than the other while the passage does not promote any of these as better than the other
C. debate that all important decisions must be taken from Cerebral Cortex as it leads to rational decisions in complex situations.
D. summarize through examples which situations are conducive for conscious minds and when to employ brain stem to make optimal decisions of complex nature. This seemed to be correct
E. prove that sleeping on a complex decision is the best way to arrive at the optimal decision in complex situations.




1. The purpose of the passage is to:

A. highlight the differences among psychologists regarding the importance of the unconscious mind in making complex decisions.
B. contrast and compare the workings of the rationality with that of deliberate, action-oriented and complex decision making processes.
C. prove by citing results of experiments that one decision-making process is better than the other. Extract from passage - conscious mind, is identifiably more deliberate, action oriented and complex than its conscious counterpart. Furthermore researchers have proven that the mind is incredibly efficient at extracting meaning from stimuli of which one is not consciously aware.
D. show that unconscious mind is not that undependable as previously thought.
E. ascertain that using conscious and unconscious minds together yield second-to-none judgments.
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Thank you for your responses. We will post the detailed solution tomorrow after we get 2-3 more responses. Dear Monsoon1, thank you for taking the pains to write the detailed response. It enables us to help respond in a manner that benefits you, which is the end goal here.

Similarly Akrish, Amrita and snigdhakul - thank you for chiming in. If you add more detail then we will be able to respond accordingly.

-Rajat
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IMO
1.D
2.C
Good practice sets !
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I'll go with
Passage 1: B
Passage 2: C
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Oh! I got it now ! Actually, for passage 1, i was stuck between answer choices B & D. Although i had selected D at the first place, i edited the ans to B later.
I overlooked the terms " brain stem" & "Cerebral cortex"

In a nutshell, in passage 1,
Brain stem refers to --> Unconscious mind --> handles large amount of info better
Cerebral cortex refers to --> Conscious mind --> handles limited info(limited parameters) better

+1 Kudos to e-gmat for the vivid explanation !
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Thanks for the praise. I hope this exercise will help you do better on RC.

-Rajat
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egmat
Thanks for the praise. I hope this exercise will help you do better on RC.

-Rajat


Hi egmat
I recently saw this and have started applying it. It is helping me a lot (though i still have to apply it in a test), but what i have observed is that when applying this though my accuracy increases a bit, it takes quite a bit of time to read it (about 5 mins). is there any strategy that can be clubbed with this to improve pace

Also i gave Gmatprep 1 yesterday and got 680 (Q49 and V34). about 6 SC questions went wrong of which 3 were comparison. i am particularly confused about questions such as "that of last yr" "those of last yr" etc..is there any strategy for these questions

I have my Gmat in one week and would appreciate any help

Also Kudos for the above post
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I was confused between 'B' and 'D' for the fist passage. Being an e-gmat verbal online student, it helped me eliminating B.

And passage 2 was comparatively easy.

GMAT scheduled on October 14th :-D

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egmat
Thanks for the praise. I hope this exercise will help you do better on RC.

-Rajat

Hi
In passage two, we only know that evidence has been presented. But how can we say that the author strongly agrees with it? All we can say is that the author is surprised at how efficient the brain stem is.
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Thank you e-gmat! I am currently going through the Verbal online course. RC is the last topic I am going through.

These RC strategies are very useful; for the first time I am not feeling scared/anxious looking at a passage. Also, got both the answers correct with proper knowledge of why the choices were correct or incorrect. Kudos for such well structured clear lessons!
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egmat
Thanks for the praise. I hope this exercise will help you do better on RC.

-Rajat

I'm still not able to choose D over B? Even in the passage, it does specify that sometimes it is better to take the decision from the sub conscious mind, i.e the brain stem. Also, the functions are mentioned but indirectly. I'm still not sure. It'd be great help if someone could explain it.
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Got both correct!

Thanks Payal for these tips/tricks :)
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Passage 1: D

passage 2: B?
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