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Re: At the company picnic, all of the employees who participated in more [#permalink]
There is a boundary line condition which is missing in the argument and in E.

In B

(B)Only those violin students who attended extra rehearsal sessions were eligible for selection as soloists. Since two of the violin students were selected as soloists, those two must have been the only violin students who attended the extra sessions.

-- What about the other students who attended the extra rehearsal sessions but did not get selected?

There is no condition missing in (B). All blue color are same.

But notice the boundary condition missing in the argument and (E)
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Re: At the company picnic, all of the employees who participated in more [#permalink]
sidbidus wrote:
There is a boundary line condition which is missing in the argument and in E.

In B

(B)Only those violin students who attended extra rehearsal sessions were eligible for selection as soloists. Since two of the violin students were selected as soloists, those two must have been the only violin students who attended the extra sessions.

-- What about the other students who attended the extra rehearsal sessions but did not get selected?

There is no condition missing in (B). All blue color are same.

But notice the boundary condition missing in the argument and (E)


Got it. It is (E). Thanks Sidbidus.
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Re: At the company picnic, all of the employees who participated in more [#permalink]
Please explain answer choices A and E
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Re: At the company picnic, all of the employees who participated in more [#permalink]
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eyunni wrote:
At the company picnic, all of the employees who participated in more than four of the scheduled events, and only those employees were eligible for the raffle held at the end of the day. Since only a small proportion of the employees were eligible for the raffle, most of the employees must have participated in fewer than four of the scheduled events.

Which one of the following arguments exhibits a flawed pattern of reasoning most like that exhibited by the argument above?

(A) Only third-and fourth-year students are allowed to keep cars on campus. Since one quarter of the third-year students keep cars on campus and one half of the fourth-year students keep cars on campus, it must be that fewer third-year students than fourth-year students keep cars on campus.
(B) Only those violin students who attended extra rehearsal sessions were eligible for selection as soloists. Since two of the violin students were selected as soloists, those two must have been the only violin students who attended the extra sessions.
(C) The only students honored at a special banquet were the band members who made the dean’s list last semester. Since most the band members were honored, most of the band members must have made the dean’s list.
(D) All of the members of the service club who volunteered at the hospital last summer were biology majors. Since ten of the club members are biology majors, those ten members must have volunteered at the hospital last summer.
(E) All of the swim team members who had decreased their racing times during the season were given awards that no other members were given. Since fewer than half the team members were given such awards, the racing times of more than half the team members must have increased during the season.

Please explain your answers.



At the company picnic, all of the employees who participated in more than four of the scheduled events, and only those employees were eligible for the raffle held at the end of the day. Since only a small proportion of the employees were eligible for the raffle, most of the employees must have participated in fewer than four of the scheduled events.


The argument overlooks the possibility that most of the employees could have actually taken exactly 4 scheduled events.
Argument talks about "more than four" and "fewer than four"


Similarly, Option E, " All of the swim team members who had decreased their racing times during the season were given awards that no other members were given. Since fewer than half the team members were given such awards, the racing times of more than half the team members must have increased during the season."


Option E talks about "decreased racing time" and "increased racing time". The option overlooks the possibility of "Constant racing time (no change)"


OA E
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Re: At the company picnic, all of the employees who participated in more [#permalink]
gandharvm wrote:
Please explain answer choices A and E



A's flaw is incorrect comparison between absolute numbers and fractions
E's flaw is about changes and categorizing changes only into two groups, while a third category is possible
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Re: At the company picnic, all of the employees who participated in more [#permalink]
absolutely made think that me A was the option however the propotion worked out perfectly hence i went down hunting for other options e was the next one that came upon the list and WHOOle it's the answer
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Re: At the company picnic, all of the employees who participated in more [#permalink]
Is it just me or there are lot of grammatical errors in this question? I had to read the first sentence thrice just to make sure I'm reading right.

"At the company picnic, all of the employees who participated in more than four of the scheduled events, and only those employees were eligible for the raffle held at the end of the day"
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Re: At the company picnic, all of the employees who participated in more [#permalink]
The flawed pattern of reasoning I noticed was the following:

If an employee was eligible for the raffle, then that employee was required to compete in MORE THAN 4 of the events.


We are told that only a small proportion of the employees were eligible for the raffle. Thus, only a small proportion met the requirement of entering more than 4 of the events.

The author then concludes that the majority of the employees (the remaining employees) must have participated in FEWER than 4 events.

What about the people who participated in EXACTLY 4 events? It’s possible that all the people who weren’t eligible participated in exactly 4 events and did not meet the requirement of participating in MORE THAN 4 events.


In E were are given a similar requirement. Only the swimmers who met the requirement of DECREASING their times were eligible for awards.

Only fewer than half were given the awards. This means only fewer than half must have met the requirement of DECREASED times.

The conclusion is then made that the other people who didn’t meet the requirement, more than half, must have INCREASED their times.

What about the swimmers whose times remained the SAME? It could have been that more than half of the swimmers had times that didn’t change and therefore didn’t meet the requirement to get the trophy.

By ignoring this “middle ground,” I believe E makes the same pattern of flawed reasoning as the passage.

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Re: At the company picnic, all of the employees who participated in more [#permalink]
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Re: At the company picnic, all of the employees who participated in more [#permalink]
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