Business Statistics Test Bank for

2024kiEDITIONki
BusinesskiStatistics,ki9eki(Groebner/Shannon/F
ry)kC
i hapterki4k i IntroductionkitokiProbability


1) AkicarkisalesmankihaskinotedkithatkithekiprobabilitykithatkithekidealershipkisellskiakicarkionkiakiSaturdaykimorningkii
.30.kiThenkithekiprobabilitykiofkithekidealershipkinotkisellingkiakicarkionkiSaturdaykim
orningkiiski.70.kAi nswer:k i TRUE
Diff:ki1
Keywords:k i probability,kidependent,kimutuallykiexclusiv
ekS
i ection:k i 4-1kiThekiBasicskiofkiProbability
Outcome:k i 1

2) AkicarkisalesmankistateskithatkithekiprobabilitykithatkithekidealershipkisellskiakicarkionkiakiSaturday
kimorningkiiski.30.kT i hekimethodkiofkiprobabilitykiassessmentkithatkihekihaskiusedkiiskimostkilikelykiclas
sicalkiassessment.
Answer:k i FALS
EkD
i iff:ki1
Keywords:k i probability,kiassessment,kirelativekifrequencykiofkioccu
rrencekSi ection:k i 4-1kiThekiBasicskiofkiProbability
Outcome:k i 1

3) Ifkithekiprobabilitykiofkionekieventkioccurringkiiski.40kiandkithekiprobabilitykiofkiakisecondkieventkiocc
urringkiiski0.60,kithenkithekiprobabilitykithatkibothkieventskiwillkioccurkimustkibeki1.0kisincekithatkiiskithe
kimaximumkivaluekiakiprobabilitykc i ankibe.
Answer:k i FALS
EkD
i iff:ki1
Keywords:k i probability,kieventkiSec
tion:ki4-
1kiThekiBasicskiofkiProbabilitykOi utco
me:ki1

4) Ifkiakicompanykihaskithekiopportunitykitokibidkionkithreekicontracts,kiA,kiB,kiandkiC,kithenkitheki
numberkiofkithesekci ontractskithatkiarekiawardedkitokithekicompanykiwouldkibekiconsideredkiankiel
ementarykievent.
Answer:k i TRU
EkD
i iff:ki2
Keywords:k i probability,kielementarykiev
entkS
i ection:ki4-
1kiThekiBasicskiofkiProbabilitykiOutcome:
ki1


5) Ifkitwokieventskiarekimutuallykiexclusive,kiitkiiskipossiblekiforkithemkitokialsokibekiindependentk
iofkieachkiother.kA
i nswer:k i FALSE
Diff:ki2
Keywords:kiexperiment,kioutcome,kiprobabili
tykS
i ection:ki4-
1kiThekiBasicskiofkiProbabilitykiOutcome:ki1

4-1
Copyrightki©ki2014kiPearsonkiEducation,
kiInc.

,6) Supposekiakisinglekidieki(aki6-
sidedkicubekiwithkisideskinumberedki1kithroughki6)kiiskirolledkionce.kiThekieventkiofkinterestkiiskide
finedkiaskirollingkiankievenkinumber.kiThiskicankibekisaidkitokibekiankielementarykievent.
Answer:k i FALS
EkD
i iff:ki1
Keywords:k i samplekispace,kielementarykie
ventkSi ection:ki4-
1kiThekiBasicskiofkiProbabilitykiOutcome:ki
1

7) Inkimostkisituations,kitherekiiskinokidifferencekibetweenkithekieventskiandkithekielemen
tarykievents.kA
i nswer:k i FALSE
Diff:ki1
Keywords:k i event,kielementarykievent,kiexperi
mentkSi ection:k i 4-1kiThekiBasicskiofkiProbability
Outcome:k i 1

8) Akimanufacturingkicompanykimakeskithreekitypeskiofkiproducts.kiEachkitimekiitkimakeskiakiproduct,ki
thekiitemkicankibekieitherkigoodkiorkidefectivekiandkiitkicankibekieitherkicustomizedkiorkistandard.kiTheki
eventskiconsistingkiofkicustomizedkiandkidefectivekiwouldkibekiconsideredkimutuallykiexclusivekisincekit
heykiapplykitokidifferentkiattributesko
i fkithekiproduct.
Answer:kiFALS
EkD
i iff:ki2
Keywords:kievent,kimutuallykiexclus
ivekS
i ection:ki4-
1kiThekiBasicskiofkiProbabilitykiOutc
ome:ki1

9) TwokifootballkiteamskiplaykiinkithekiSuperkiBowl.kiThekieventkiofkiteamkiAkiwinningkiandkitheki
eventkiofkiteamkiBkw
i inningkicankibekisaidkitokibekimutuallykiexclusive.
Answer:kiTRU
EkD
i iff:ki1
Keywords:kievent,kimutuallykiexclus
ivekS
i ection:ki4-
1kiThekiBasicskiofkiProbabilitykiOutc
ome:ki1

10) AkiproductkithatkiiskiproducedkiatkiRamseykiManufacturingkigoeskithroughkithreekistepskitokibekib
uilt.kiAtkistepkione,kithekicomponentskiarekiassembledkibykitechnicians.kiAtkistepkitwo,kithekiproductkii
skisanded,kiandkiatkistepkithreekti hekiproductkiiskipainted.kiThekiproductkicankibecomekidefectivekiifkian
ykiofkithesekithreekistepskiiskiperformedkiincorrectly.kiThekithreekistepskiarekidonekibykidifferentkipeop
lekiinkidifferentkilocations.kiWekiletkiD1ki=kidefectkiintroducedkiatkistepki1,kiD2ki=kidefectkiintroducedki
atkistepki2,kiandkiD3ki=kidefectkiintroducedkiatkistepkithree.kiBasedkionkti hiskisituationkithesekithreekieve
ntskiwouldkibekiconsideredkitokibekimutuallykiexclusive.
Answer:k i FALS
EkD
i iff:ki2
Keywords:k i mutuallykiexclusive,kiindependentkie
ventkSi ection:k i 4-1kiThekiBasicskiofkiProbability

4-2
Copyrightki©ki2014kiPearsonkiEducation,
kiInc.

,Outcome:k i 1




4-3
Copyrightki©ki2014kiPearsonkiEducation,
kiInc.

, 11) Supposekiakiplayerkiiskidealtki2kicardskifromkiakistandardkideckkiofki52kiplayingkicards.kiTo
kideterminekithekp
i robabilitykiofkihavingkiakiblackjackkiwouldkiinvolvekiclassicalkiprobability.
Answer:k i TRU
EkD
i iff:ki2
Keywords:kiclassicalkiprobabilitykiSe
ction:ki4-
1kiThekiBasicskiofkiProbabilitykO
i utco
me:ki1

12) InkiplayingkithekigamekiMonopoly,kithekiprobabilitykiofkiakiplayerkilandingkionkiParkkiPlacekiwoul
dkibekiassessedku i singkiclassicalkiprobabilitykiassessment.
Answer:k i TRU
EkD
i iff:ki2
Keywords:k i classical,kiprobability,kiassessm
entkS
i ection:ki4-
1kiThekiBasicskiofkiProbabilitykiOutcome:ki1

13) Ifkiakimanagerkiwerekiinterestedkiinkiassessingkithekiprobabilitykithatkiakinewkiproductkiwillkibek
isuccessfulkiinkiakN
i ewkiJerseykimarketkiarea,kishekiwouldkimostkilikelykiusekirelativekifrequencykiofki
occurrencekiaskithekimethodkiforkai ssessingkithekiprobability.
Answer:k i FALS
EkD
i iff:ki2
Keywords:kiprobability,kisubjectivek
iSection:ki4-
1kiThekiBasicskiofkiProbabilitykO
i utco
me:ki1

14) Classicalkiprobabilitykiassessmentkiiskilikelykitokibekithekimostkicommonkimethodkiofkiprobabilityk
iassessmentku i sedkiinkibusinesskidecisionkimaking.
Answer:k i FALS
EkD
i iff:ki1
Keywords:k i subjective,kiprobability,kiassessm
entkS
i ection:k i 4-
1kiThekiBasicskiofkiProbabilitykiOutcome:ki1

15) ThekiownerskiofkiGreg'skiDepartmentkiStorekihavekireasonkitokibelievekithatkionekiofkitheirkiemploy
eeskihaskibeenkistealingkifromkithekistore.kiInkiankiinterviewkiwithkithekipolice,kithekiownerkisayskithatki
shekiiski75kipercentkisurekithatkithekei mployeekiiskistealing.kiThiskiprobabilitykiiskiankiexamplekiofkioneki
thatkiwaskiassessedkiusingkiclassicalkiprobability.kiAnswer:k i FALSE
Diff:ki2
Keywords:k i subjective,kiprobability,kiassessm
entkS
i ection:k i 4-
1kiThekiBasicskiofkiProbabilitykiOutcome:ki1




4-4
Copyrightki©ki2014kiPearsonkiEducation,
kiInc.