1
Chapterk02:kReadingkandkEvaluatingkScientifickResearch
Chapterk02kChapterkQuizkQuestions
1.kScientistskstudykak_________kandkthenkgeneralizekthekresultskofktheirkinvestigationktokak______
____.k
(A)k
sample;kpopulation
(B)k
population;ksample
(C)k
convenienceksample;krandomksample
(D)k
randomksample;kconvenienceksample
QuestionID:k02-1-01k
Page-Reference:k33k
Objective:kModulek2.1k
Answer:k(A)ksample;kpopulationk
2.kWhichkofkthekfollowingkiskankexamplekofkdemandkcharacteristicskaffectingkankexperiment?k
(A)k
Ankexperimenterkdrawskthekwrongkconclusionskfromkakstudykbecausekshekdidknotkusekthekco
rrectkstatisticalkanalysis.
(B)k
Akparticipantkchangeskhiskresponsektokakquestionkbecausekhekhaskthekfeelingkhekknowskwhatk
thekexperimenterk
wants.
(C)k
Ankexperimenterkchangeskherkbehaviourkbecausekshekcankpredictkhowkthekparticipantkwillkr
espond.
(D)k
Akparticipantkinkakdouble-blindkexperimentkbelieveskshekiskinkthekcontrolkgroup.
QuestionID:k02-1-02k
Page-Reference:k35k
Objective:kModulek2.1k
Answer:k(B)kAkparticipantkchangeskhiskresponsektokakquestionkbecausekhekhaskthekfeelingkhek
knowskwhatkthekexperimenterk
wants.k
3.kWhykitkiskakbadkideaktokdrawkconclusionskfromkanecdotalkevidence?k
(A)k
Suchkconclusionskusuallykgokagainstkcommonksensekandkconclusionskagainstkcommonksensek
areknotkusuallykvalid.
(B)k
Anecdoteskarekreliablekonlykifktheykcomekfromkexperts,kwhichktheykrarelykdo.
(C)k
,Anecdoteskarekaksingle-blindktechnique,knotkakdouble-blindkmethod.
(D)k
Therekisknokwayktokknowkifkthekanecdotekisktruekorkifkitkwillkgeneralizektokotherkpeoplekandksi
tuations.
QuestionID:k02-1-03k
Page-Reference:k39k
Objective:kModulek2.1k
Answer:k(D)kTherekisknokwayktokknowkifkthekanecdotekisktruekorkifkitkwillkgeneralizektokotherk
peoplekandksituations.k
4.kWhatkdoeskakcorrelationkcoefficientkofk–
0.94kindicatekaboutkthekrelationshipkbetweenktwokvariables?k
(A)k
Thekvariableskarekweaklykassociated,kwithkbothkincreasingktogether.
(B)k
Thekvariableskarekstronglykassociated,kwithkbothkincreasingktogether.
(C)k
Thekvariableskarekweaklykassociated,kwithkonekincreasingkaskthekotherkdecreases.
(D)k
Thekvariableskarekstronglykassociated,kwithkonekincreasingkaskthekotherkdecreases.
QuestionID:k02-1-04k
Page-Reference:k47k
Objective:kModulek2.2k
Answer:k(D)kThekvariableskarekstronglykassociated,kwithkonekincreasingkaskthekotherkdecreas
es.k
5.kMostkpeoplekwouldkagreekthatkanxietykcankleadktoksleepkloss.kHowever,kDr.kJenkinskbelieve
skthatksleepk
deprivationkcankalsokcausekincreasedkanxiety.kWhichkresearchkmethodkwouldkallowkhimktokt
estkakcause–effectk
DOWNLOADkTHEkTestkBankkforkIntroductionktokPsychologicalkSciencek2nd
kkkkkkkkkkkkkkkkkkkkkkkkkkkEditionkKrause
mynursytest.store
2
relationshipkbetweenkthektwo?k
(A)k
naturalistickobservation
(B)k
experimental
(C)k
correlational
(D)k
survey
QuestionID:k02-1-05k
Page-Reference:k49–50k
,Objective:kModulek2.2k
Answer:k(B)kexperimentalk
6.kWhichkofkthekfollowingkstatementskdescribeskthekamountkofkcognitivekandkemotionalkriskkt
okparticipantsk
allowedkinkpsychologicalkresearchktoday?k
(A)k
Anykamountkofkriskkiskacceptable.
(B)k
Nokamountkofkriskkiskacceptable.
(C)k
Lowklevelskofkriskkarekalwayskacceptable,kbutkmorekthankminimalkriskkiskneverkacceptable.
(D)k
Thekamountkofkacceptablekriskkdependskinkpartkonkthekpossiblekbenefitskfromkthekstudy.
QuestionID:k02-1-06k
Page-Reference:k54–55k
Objective:kModulek2.3k
Answer:k(D)kThekamountkofkacceptablekriskkdependskinkpartkonkthekpossiblekbenefitskfromkth
ekstudy.k
7.kThekusekofkdeceptionkinkpsychologicalkresearchkisk
(A)k
consideredknecessarykandkcompletelykacceptablekinkallkresearch.
(B)k
notkconsideredkacceptable.
(C)k
generallykacceptablekwhenkshownktokbekabsolutelyknecessarykforkthekresearch.
(D)k
acceptablekonlykinknonhumankresearch.
QuestionID:k02-1-07k
Page-Reference:k55k
Objective:kModulek2.3k
Answer:k(C)kgenerallykacceptablekwhenkshownktokbekabsolutelyknecessarykforkthekresearch.k
8.kUnderkwhichkofkthekfollowingkcircumstanceskwouldkthekmeankbekthekbestkmeasurekofkcent
ralktendencyktokuse?k
(A)k
Thekdatakhavekaknormalkdistribution.
(B)k
Thekdatakarekpositivelykskewed.
(C)k
Thekdatakareknegativelykskewed.
(D)k
Thekmeankiskrobustkandkalwayskconsideredkthekbestkmeasurekofkcentralktendency.
QuestionID:k02-1-08k
Page-Reference:k63k
, Objective:kModulek2.4k
Answer:k(A)kThekdatakhavekaknormalkdistribution.k
9.kAkteacherknoticeskthat,konktheklastksciencektest,ksomekstudentskdidkverykwellkwhilekotherkst
udentskperformedk
poorlykorkhadkgradesksomewherekinkthekmiddle.kIfkshekwantedktokmeasurekhowk"spreadkout"
kthekscoreskwere,k
whichkdescriptivekstatistickcouldkshekuse?k
(A)k
median
(B)k
mode
(C)k
standardkdeviation
(D)k
mean
DOWNLOADkTHEkTestkBankkforkIntroductionktokPsychologicalkSciencek2nd
kkkkkkkkkkkkkkkkkkkkkkkkkkkEditionkKrause
mynursytest.store
3
QuestionID:k02-1-09k
Page-Reference:k65k
Objective:kModulek2.4k
Answer:k(C)kstandardkdeviationk
10.kKeishakperformskankexperimentkwithktwokrandomlykassignedkgroupskofkschoolkchildren.k
Thekfirstkgroupkisk
allowedk15kminuteskofkrecesskplaykbeforekakmathktest,kwhilektheksecondkgroupkwatcheskakvid
eokbeforekthektest.k
Whenkshekanalyzeskthektestkscores,kshekfindskthatktherekiskakstatisticalkdifferencekbetweenkth
ekgroups,kwithkthek
recesskgroupkscoringkhigher,konkaverage,konkthektest.kWhichkconclusionkcankbekdrawnkfromkt
hiskresult?k
(A)k
Thekdifferencekbetweenkthekscoreskforkthektwokgroupskisknotklikelykduektoktheirkdifferingkpre-
testkactivitieskandkitkisk
probablykduektokrandomkchance.
(B)k
Thekdifferencekbetweenkthekscoreskforkthektwokgroupskisklikelykduektoktheirkdifferingkpre-
testkactivities,kandkdidknotk
happenkbykchance.
(C)k
Studentskwhokarekgoodkatkmathkpreferkrecessktokwatchingkakvideo.
(D)k
Studentskwhokarekgoodkatkmathkpreferkwatchingkakvideoktokrecess.
Chapterk02:kReadingkandkEvaluatingkScientifickResearch
Chapterk02kChapterkQuizkQuestions
1.kScientistskstudykak_________kandkthenkgeneralizekthekresultskofktheirkinvestigationktokak______
____.k
(A)k
sample;kpopulation
(B)k
population;ksample
(C)k
convenienceksample;krandomksample
(D)k
randomksample;kconvenienceksample
QuestionID:k02-1-01k
Page-Reference:k33k
Objective:kModulek2.1k
Answer:k(A)ksample;kpopulationk
2.kWhichkofkthekfollowingkiskankexamplekofkdemandkcharacteristicskaffectingkankexperiment?k
(A)k
Ankexperimenterkdrawskthekwrongkconclusionskfromkakstudykbecausekshekdidknotkusekthekco
rrectkstatisticalkanalysis.
(B)k
Akparticipantkchangeskhiskresponsektokakquestionkbecausekhekhaskthekfeelingkhekknowskwhatk
thekexperimenterk
wants.
(C)k
Ankexperimenterkchangeskherkbehaviourkbecausekshekcankpredictkhowkthekparticipantkwillkr
espond.
(D)k
Akparticipantkinkakdouble-blindkexperimentkbelieveskshekiskinkthekcontrolkgroup.
QuestionID:k02-1-02k
Page-Reference:k35k
Objective:kModulek2.1k
Answer:k(B)kAkparticipantkchangeskhiskresponsektokakquestionkbecausekhekhaskthekfeelingkhek
knowskwhatkthekexperimenterk
wants.k
3.kWhykitkiskakbadkideaktokdrawkconclusionskfromkanecdotalkevidence?k
(A)k
Suchkconclusionskusuallykgokagainstkcommonksensekandkconclusionskagainstkcommonksensek
areknotkusuallykvalid.
(B)k
Anecdoteskarekreliablekonlykifktheykcomekfromkexperts,kwhichktheykrarelykdo.
(C)k
,Anecdoteskarekaksingle-blindktechnique,knotkakdouble-blindkmethod.
(D)k
Therekisknokwayktokknowkifkthekanecdotekisktruekorkifkitkwillkgeneralizektokotherkpeoplekandksi
tuations.
QuestionID:k02-1-03k
Page-Reference:k39k
Objective:kModulek2.1k
Answer:k(D)kTherekisknokwayktokknowkifkthekanecdotekisktruekorkifkitkwillkgeneralizektokotherk
peoplekandksituations.k
4.kWhatkdoeskakcorrelationkcoefficientkofk–
0.94kindicatekaboutkthekrelationshipkbetweenktwokvariables?k
(A)k
Thekvariableskarekweaklykassociated,kwithkbothkincreasingktogether.
(B)k
Thekvariableskarekstronglykassociated,kwithkbothkincreasingktogether.
(C)k
Thekvariableskarekweaklykassociated,kwithkonekincreasingkaskthekotherkdecreases.
(D)k
Thekvariableskarekstronglykassociated,kwithkonekincreasingkaskthekotherkdecreases.
QuestionID:k02-1-04k
Page-Reference:k47k
Objective:kModulek2.2k
Answer:k(D)kThekvariableskarekstronglykassociated,kwithkonekincreasingkaskthekotherkdecreas
es.k
5.kMostkpeoplekwouldkagreekthatkanxietykcankleadktoksleepkloss.kHowever,kDr.kJenkinskbelieve
skthatksleepk
deprivationkcankalsokcausekincreasedkanxiety.kWhichkresearchkmethodkwouldkallowkhimktokt
estkakcause–effectk
DOWNLOADkTHEkTestkBankkforkIntroductionktokPsychologicalkSciencek2nd
kkkkkkkkkkkkkkkkkkkkkkkkkkkEditionkKrause
mynursytest.store
2
relationshipkbetweenkthektwo?k
(A)k
naturalistickobservation
(B)k
experimental
(C)k
correlational
(D)k
survey
QuestionID:k02-1-05k
Page-Reference:k49–50k
,Objective:kModulek2.2k
Answer:k(B)kexperimentalk
6.kWhichkofkthekfollowingkstatementskdescribeskthekamountkofkcognitivekandkemotionalkriskkt
okparticipantsk
allowedkinkpsychologicalkresearchktoday?k
(A)k
Anykamountkofkriskkiskacceptable.
(B)k
Nokamountkofkriskkiskacceptable.
(C)k
Lowklevelskofkriskkarekalwayskacceptable,kbutkmorekthankminimalkriskkiskneverkacceptable.
(D)k
Thekamountkofkacceptablekriskkdependskinkpartkonkthekpossiblekbenefitskfromkthekstudy.
QuestionID:k02-1-06k
Page-Reference:k54–55k
Objective:kModulek2.3k
Answer:k(D)kThekamountkofkacceptablekriskkdependskinkpartkonkthekpossiblekbenefitskfromkth
ekstudy.k
7.kThekusekofkdeceptionkinkpsychologicalkresearchkisk
(A)k
consideredknecessarykandkcompletelykacceptablekinkallkresearch.
(B)k
notkconsideredkacceptable.
(C)k
generallykacceptablekwhenkshownktokbekabsolutelyknecessarykforkthekresearch.
(D)k
acceptablekonlykinknonhumankresearch.
QuestionID:k02-1-07k
Page-Reference:k55k
Objective:kModulek2.3k
Answer:k(C)kgenerallykacceptablekwhenkshownktokbekabsolutelyknecessarykforkthekresearch.k
8.kUnderkwhichkofkthekfollowingkcircumstanceskwouldkthekmeankbekthekbestkmeasurekofkcent
ralktendencyktokuse?k
(A)k
Thekdatakhavekaknormalkdistribution.
(B)k
Thekdatakarekpositivelykskewed.
(C)k
Thekdatakareknegativelykskewed.
(D)k
Thekmeankiskrobustkandkalwayskconsideredkthekbestkmeasurekofkcentralktendency.
QuestionID:k02-1-08k
Page-Reference:k63k
, Objective:kModulek2.4k
Answer:k(A)kThekdatakhavekaknormalkdistribution.k
9.kAkteacherknoticeskthat,konktheklastksciencektest,ksomekstudentskdidkverykwellkwhilekotherkst
udentskperformedk
poorlykorkhadkgradesksomewherekinkthekmiddle.kIfkshekwantedktokmeasurekhowk"spreadkout"
kthekscoreskwere,k
whichkdescriptivekstatistickcouldkshekuse?k
(A)k
median
(B)k
mode
(C)k
standardkdeviation
(D)k
mean
DOWNLOADkTHEkTestkBankkforkIntroductionktokPsychologicalkSciencek2nd
kkkkkkkkkkkkkkkkkkkkkkkkkkkEditionkKrause
mynursytest.store
3
QuestionID:k02-1-09k
Page-Reference:k65k
Objective:kModulek2.4k
Answer:k(C)kstandardkdeviationk
10.kKeishakperformskankexperimentkwithktwokrandomlykassignedkgroupskofkschoolkchildren.k
Thekfirstkgroupkisk
allowedk15kminuteskofkrecesskplaykbeforekakmathktest,kwhilektheksecondkgroupkwatcheskakvid
eokbeforekthektest.k
Whenkshekanalyzeskthektestkscores,kshekfindskthatktherekiskakstatisticalkdifferencekbetweenkth
ekgroups,kwithkthek
recesskgroupkscoringkhigher,konkaverage,konkthektest.kWhichkconclusionkcankbekdrawnkfromkt
hiskresult?k
(A)k
Thekdifferencekbetweenkthekscoreskforkthektwokgroupskisknotklikelykduektoktheirkdifferingkpre-
testkactivitieskandkitkisk
probablykduektokrandomkchance.
(B)k
Thekdifferencekbetweenkthekscoreskforkthektwokgroupskisklikelykduektoktheirkdifferingkpre-
testkactivities,kandkdidknotk
happenkbykchance.
(C)k
Studentskwhokarekgoodkatkmathkpreferkrecessktokwatchingkakvideo.
(D)k
Studentskwhokarekgoodkatkmathkpreferkwatchingkakvideoktokrecess.
