A CONCISE INTRODUCTION TO LOGIC 11TH EDITION
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Patrick J. Hurley
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,Chapter 1 Test Ama ma ma
MULTIPLE CHOICE ma
INSTRUCTIONS: The following selections relate to distinguishing arguments from nonarguments
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and identifying conclusions. Select the best answer for each.
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1. There appears to be a growing happiness gap between men and women. Women today are worki
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ng more and relaxing less, while men are working less and relaxing more. Forty years ago a ty
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pical woman spent 40 minutes more per week than the typical man performing an activity cons
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idered unpleasant. Today, with men working less, the gap is 90 minutes and growing.
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a. Argument; conclusion: Today ... the gap is 90 minutes and growing.
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b. Nonargument.
c. Argument; conclusion: Forty years ago ... an activity considered unpleasant
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.
d. Argument; conclusion: There appears to be ... between men and women.
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e. Argument; conclusion: Women today are working more and relaxing less.
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ANS: D m a PTS: m a m a 2
2. Lead is toxic, but do you know why? Lead is toxic mainly because it preferentially replaces other
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metals in biochemical reactions. In so doing it interferes with the proteins that regulate blood pressu
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re (which can cause development delays in children and high blood pressure in adults), heme produ
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ction (which can lead to anemia), and sperm production. Lead also displaces calcium in the reacti
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ons that transmit electrical impulses in the brain, which diminishes the ability to think and recall i
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nformation.
Anne Marie Helmstine, "Your Guide to Chemistry" ma ma ma ma ma ma
a. Argument; conclusion: It interferes with the proteins ... and sperm production.
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b. Argument; conclusion: Lead is toxic. ma ma ma ma
c. Nonargument.
d. Argument; conclusion: It preferentially replaces other metals in biochemical reactions.
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e. Argument; conclusion: Lead also displaces calcium ... recall information.
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ANS: C m a PTS: m a m a 2
3. Aristotle focused on clarifying the concept of virtue itself. He argued that it was virtuous to choose t
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he proper amount of emotion and/or action called for in a particular situation and that extremes of
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emotion and action were vices. In all communities there are some men of practical wisdom who h
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ave the capacity to judge wisely. Aristotle argued that they have the capacity to follow the "right r
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ule" whatever the situation.
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David Cooper, Value Pluralism and Ethical Choice ma ma ma ma ma ma
a. Argument; conclusion: In all communities ... capacity to judge wisely.
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b. Argument; conclusion: Aristotle focused on clarifying the concept of virtue itself.
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c. Argument; conclusion: They have the capacity to follow ... the situation.
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d. Argument; conclusion: He argued that it was virtuous ... were vices
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e. Nonargument.
ANS: E m a PTS: m a m a 2
4. Illegal immigrants pay local sales taxes, and many of them also pay state, local, and federal income t
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ax and Social Security tax. They also purchase items from local merchants, increasing the amount t
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hese merchants pay in taxes. In addition, they work for low salaries, which increases the earnings o
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f their employers and the amount of taxes these employers pay. Thus, it is not correct to say that il
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legal immigrants contribute nothing to the communities in which they live.
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a. Argument; conclusion: It is not correct to say ... communities in which they liv
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e.
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, b. Argument; conclusion: They work for low salaries ... these employers pay
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.
c. Argument; conclusion: Illegal immigrants pay ... Social Security tax.
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d. Argument; conclusion: They also purchase items ... pay in taxes.ma ma ma ma ma ma ma ma ma
e. Nonargument.
ANS: A m a PTS: m a m a 2
5. Numerous studies have indicated that women of color, black women in particular, are over-
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arrested, over-indicted, and over-sentenced. African-
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American women are seven times more likely to be arrested for prostitution than women of other e
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thnic groups. Black women have received significantly longer sentences for crimes against property
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and served longer periods in prison. For both murder and drug offenses, Euroamerican women end
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ed up serving one-third less time for the same offenses than black women.
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Nancy Kurshan, "Women and Imprisonment in the U.S." ma ma ma ma ma ma ma
a. Argument; conclusion: African-American women ... other ethnic groups.
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b. Nonargument.
c. Argument; conclusion: For both murder and drug offenses ... black women.
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d. Argument; conclusion: Numerous studies have indicated ... over-sentenced.
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e. Argument; conclusion: Black women have received ... longer periods in prison
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.
ANS: B m a PTS: m a m a 2
6. It's even more important these days that your computer be protected by a firewall. There are crimi
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nal elements lurking in the shadows of cyberspace who send out probes to detect unprotected PCs.
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Once a vulnerable computer is found, these criminals install software that assists them in committi
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ng identity theft and fencing stolen IDs. They also defraud online advertisers by using these zombie
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computers to visit pay-per-click ads.
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a. Argument; conclusion: There are criminal elements ... to detect unprotected PCs
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.
b. Argument; conclusion: Once a vulnerable computer ... fencing stolen IDs.
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c. Nonargument.
d. Argument; conclusion: They also defraud ... to visit pay-per-click ads.
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e. Argument; conclusion: It's even more important ... protected by a firewall.
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ANS: E m a PTS: m a m a 2
7. The earth is of interest to astronomy for many reasons. Nearly all observations must be made throu
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gh the atmosphere, and the phenomena of the upper atmosphere and the magnetosphere reflect the st
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ate of interplanetary space. The earth is also the most important object of comparison for planetolo
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gists.
Hannu Karttunen, et al., Fundamental Astronomy ma ma ma ma ma
a. Argument; conclusion: The phenomena ... state of interplanetary space.
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b. Argument; conclusion: The earth is also ... for planetologists. ma ma ma ma ma ma ma ma
c. Argument; conclusion: The earth is of interest to astronomy. ma ma ma ma ma ma ma ma
d. Nonargument.
e. Argument; conclusion: Nearly all observations ... through the atmosphere.
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ANS: C m a PTS: m a m a 2
8. If the trade in tiger products is banned, tiger reserves are guarded by well equipped staff, communit
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ies abutting tiger habitat are given a stake in protecting tigers, and the makers of traditional medicin
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es can be persuaded that tiger parts are not needed, then tiger poaching will be halted, habitat and l
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ife sustaining prey will be restored, and the immanent extinction of tigers in the wild will be avert
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ed.
a. Nonargument.
b. Argument; conclusion: The trade in tiger products is banned. ma ma ma ma ma ma ma ma
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, c. Argument; conclusion: Tiger poaching will be halted.
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d. Argument; conclusion: The makers of traditional medicines ... not needed
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.
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