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sschoolwhopreferfootballarein
grade,howmany
gradersathisschoolpreferbasketball?
A.27
B.46
C.120
D.150
BLEVEL2
3.Asciencetextbookhasfourchapters,eachwithanumberofskillsproblemsandofanalysisproblems.Atablerepresentingthisinformationisontheleft.Basedonthetable,whichofthefollowingstatementsistrue?
A.Therelativefrequencyofanalysisproblemscomingfromchapter
4
is
.
B.Therelativefrequencyofanalysisproblemscomingfromchapter
2
C.Therelativefrequencyofproblemsinchapter
1
beingskillsproblemsis
D.Therelativefrequencyofproblemsinchapter
ALEVEL2
4.Victordecidestotrythreedifferentroutestoworkforaperiodof
40
days.Inthetableabove,hetrackedwhetherhearrivedtoworklateorontimeeachtimethatheusedaparticularroute.Accordingtothetable,whatistheprobabilitythatVictorwaslatewhenheusedRouteA?
A.
B.
C.
D.
DLEVEL2
5.Abiologyprofessorisinvestigatingtrendsincurrentenrollmentofmale/femaleundergraduatestudentsincertainbiologicallyfocusedcross-departmentalprograms.Theabovetablerepresentstheprofessor'
sfindings.Notethatstudentsarenotallowedtoenrollinmorethanoneoftheseprogramsatthisparticularschool.Abouthowmanyfemalestudentsshouldbeenrolledintheforensicsprogramtoprovideevidencethatenrollinginforensicsisindependentofstudentgender?
A.66
B.118
C.210
D.214
6.Thehousesinthe“historicdistrict”ofaparticulartownareeitherhistoricallyprotectedornot.Theabovetablepartiallyrepresentsthesehomesandwhethertheyhavefoundationsmadefrompouredconcrete,mortarandfieldstone,oracombinationofboth.Ifonly
4.5%
ofthenon-historically-protectedhomeshaveafieldstone&
mortarfoundation,howmanyhomesisthis?
Roundtothenearestwholenumber.
6±
0.5LEVEL2
1.Geometrystudentsparticipatedinanactivitytoclassifytheshapesintheroombynumberofsidesandcolor.Thetableabovedisplaystheresults.Ifatriangleischosenatrandomfromthisactivity,whatistheprobabilitythatitisblue?
DLEVEL3
2.Agroupofrestaurantownerssurveyedalistofpeopletodeterminehowpreferencesofmeatscomparedtopreferencesofgrains,andiftheyarerelated.Theresultsareinthetableabove.Basedonthetable,isthereevidenceofassociationbetweenchickenpreferencesandricepreferences?
A.Yes,becausetheproportionofchickenandriceeaterstoallchickeneatersishigherthanallriceeaterstoalleaters;
andbecausetheproportionofchickenandriceeaterstoallriceeatersishigherthanallchickeneaterstoalleaters.
B.Yes,becausetheproportionofchickenandriceeaterstoallriceeatersishigherthanallriceeaterstoalleaters;
andbecausetheproportionofchickenandriceeaterstoallriceeatersishigherthanallriceeaterstoalleaters.
C.No,becausetheproportionofchickenandriceeaterstoallchickeneatersislowerthanallriceeaterstoalleaters;
andbecausetheproportionofchickenandriceeaterstoallriceeatersislowerthanallchickeneaterstoalleaters.
D.No,becausetheproportionofchickenandriceeaterstoallchickeneatersislowerthanallchickeneaterstoalleaters;
andbecausetheproportionofchickenandriceeaterstoallriceeatersislowerthanallriceeaterstoalleaters.
ALEVEL3
3.Asurveyconductedonarandomsamplereportsfindingsontelecommutinginnon-academicjobsintheUnitedStates,withafocusonsalesandcomputerprogramming.Accordingtothetableabove,whatistheprobabilitythatarandomlychosenjobfromthestudyisapartiallyremotesalesjob?
Roundtothenearesthundredth.
0.12LEVEL3
4.AmanufacturerofplasticsandepoxyresinshascommittedtoeliminatingthechemicalBisphenol-A(BPA)fromitsentireproductline.Accordingtothetable,whatpercentageofthemanufacturer'
sepoxyresinandpolycarbonateproductsareBPA-containingpolycarbonateproducts?
Roundanswertothenearesttenthofapercent.
51.7±
0.1LEVEL3
5.StudentsinacollegegeographyclasscreatedatableinwhichthecountriesofNorthandCentralAmericaaredisplayedbybothpopulationandpopulationdensity(persquarekilometer).IftherelativefrequencyofthisoccurringcomparedwithallcountriesinNorthAmericais
0.174,howmanycountrieshaveapopulationdensityoffewerthan
100
andhaveamediumpopulation?
A.2
B.4
C.17
D.63
BLEVEL3
1.Thetableontheleftshowsthemostcommonlyspokenfivelanguagesintheworldbynativeandnon-nativespeakers,inmillions,accordingtothe2013
SILEthnologue.IftherelativefrequencyofSpanishnon-nativespeakerstoallnon-nativespeakerswas
4.8%,approximatelyhowmanynon-nativeSpanishspeakers,inmillions,weretherein2013?
A.20
B.59
C.119
D.594
BLEVEL4
2.Donteandhisfriendsorderedpizzaforabirthdayparty.Theyaskedalltheguestsatthepartywhethertheywantedsauceornosauceandwhethertheywantedcheeseornocheese.Theresultsaredisplayedinthetableabove.Dontefoundthat
1/5
ofthepeoplewhowantedcheesedidnotwantsauce.Whatfractionofthepeoplewhowantedsaucealsowantedcheese?
A.1/9
B.8/13
C.4/5
D.8/9
DLEVEL4
3.AnEnglishprofessorclassifiedthenovelsinhisBritishLiteraturesyllabusbycenturywrittenandlengthofthenovel.Someoftheresultsareinthetableabove.Basedonthetable,howmanybooks,bothfrom
20th
centurythatare
200
pagesandabove,couldtherebeintheclasstosuggestevidenceofassociation?
Books
12LEVEL4
1.Thescatterplottotheleftshowsthenumberofsmartphonesolds,
N,inmillions,atacertaincompanyfrom
2008
to
2012,where
t
representsyearssince
2008.Whichofthefollowingbestmodelstherelationshipbetween
N
t?
A.N=15
B.N=15
C.N=11.68
D.N=11.68
CLEVEL4
2.Thescatterplotatleftshowstheworldpopulationbetweentheyears1950
2013.Afunctionthatmodelsthedatashownis:
f(x)=0.07x+2.34
where
x
representsthenumberofyearssince
1950,and
f(x)representstheworldpopulationinbillionsofpeople.Accordingtothismodel,whatwastheapproximateworldpopulationintheyear
1981?
A.5.2
billionpeople
B.2.34
C.1,252.29
D.8.64
3.Thescatterplottotheleftshowsthepercent,
P,ofAmericansthatreportedaccessingtheInternetathomeviadial-upInternetservice.If
trepresentstheyearssince
2005,whichofthefollowingexponentialequationsbestmodelsthetrendinthepercentofdial-upusersfrom2005
2012?
A.P=30
B.P=30t
C.P=−30
D.P=−30
ALEVEL4
4.Thescatterplotdrawnatleftdepictsthechangeinprimelendingrates(interestrates)ofUnitedStates(U.S.)majorbanksfrom
2004
2009.Whichofthefollowingfunctionsbestdescribestherelationshipshown?
A.y=4.02
B.y=−4.02
C.y=−0.65
+3.74x+3.17
D.y=0.65
5.Thescatterplotdrawnatleftdepictsthechangeinprimelendingrates(interestrates)ofUnitedStates(U.S.)majorbanksfrom
A.y=−0.65
−3.74x+3.17
B.y=0.65
6.ThescatterplotatleftshowsthepopulationofSt.Louis,Missourifrom1950
2010.Basedonthelineofbestfittothedatashown,whichofthefollowingvaluesisclosesttotheaverageyearlychangeinthepopulationofSt.Louis,Missouri?
A.−9.3
thousand
B.−93.3
C.−0.11
D.−0.93
7.Thescatterplottotheleftshowsthenumberofteams,
t,thatplayinround
r
ofabasketballtournament.Forintegervaluesof
r,where1≤r≤6,whichofthefollowingequationsbestmodelsthedata?
A.t=96−32r
B.t=64−16r
C.t=128
D.t=128
8.AtravelagentincludedthescatterplottotheleftinaninformationalbrochureonHawaii'
sBigIsland.Abestfitcurveisshownonthegraph,where
representstheBigIsland'
saveragerainfall,ininches(in),andm
representsthemonthoftheyear,withm=1
correspondingtoJanuary,m=2
correspondingtoFebruary,andsoon.WhichofthefollowingbestapproximatesthedifferenceinwhatthemodelpredictsforApril'
saveragerainfallandwhatthestatisticsshowsforApril'
saveragerainfall?
(Note:
Aprilisthe4th
monthoftheyear.)
A.0
in
B.0.25
C.0.60
D.0.85
Aballwasdroppedfromaninitialheightof
55
feet(ft).Amotiondetectorrecordedthemaximumheight,
h,infeet,oftheballafterthenth
bounce.Theresultsareshowninthescatterplotbelow.
9.Whicho