【每日逻辑练习第二季】【2-1】

yuehuasunday

2-1

1.

Background: Statistician: A financial magazine claimed that its
survey of its subscribers showed that North
Americans are more concerned about their
personal finances than about politics.

Premise: One
question was: “Which do you think about
more: politics or the joy of earning money?”
This question is clearly biased.

Conclusion: Also, the readers
of the magazine are a self-selecting sample.
Thus, there is reason to be skeptical about the
conclusion drawn in the magazine’s survey.

(E) Correct

2.

Background: Beta Corporation claims that it no longer has enough work for the 60 computer data-entry workers that it is laying off.

Premise: These workers have heard, however, that the company is buying 100 new computers.

Conclusion: So the workers concluded that the company's real reason for laying them off is to fill their jobs with lower-paid workers.

(E) Correct

3.

Background: For the past several years, a certain technology has been widely used to transmit data among networked computers.

Premise: Recently two data transmission companies, Aptron and Gammatech, have each developed separate systems that allow network data transmission at rates ten times faster than the current technology allows.

Conclusion:  Although the systems are similarly priced and are equally easy to use, Aptron's product is likely to dominate the market, because

(E) Correct

4.

Background: Radio stations with radio data system (RDS) technology broadcast special program information that only radios with an RDS feature can receive.

Premise: Between 1994 and 1996, the number of RDS radio stations in Verdland increased from 250 to 600

Conclusion: However, since the number of RDS-equipped radios in Verdland was about the same in 1996 as in 1994, the number of Verdlanders receiving the special program information probably did not increase significantly.

(A) Correct

5.

Background: Situation:  For five years the Souper restaurant chain has maintained rapid sales growth in Danport, primarily by opening new restaurants that draw patrons away from other restaurants in their vicinity.

Premise: Goal:  Souper wishes to achieve continued rapid sales growth in Danport over the next two years.

Conclusion: Proposal for consideration:  Continue to open new restaurants in Danport during the next two years at the same rate as in the last two years.

(D) Correct