Solution Manual for Biostatistics for the Biological and Health Sciences 2nd Edition by Marc Triola Mario Triola Jason Roy All Chapters.

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cesg2ndgEditiongTriola

Chapterg2gExamgA
Nameg

MULTIPLEgCHOICE.gSelectgthegchoicegthatgbestganswersgthegproblem.

Usegthegfrequencygdistributiongtoganswergthegfirstgfourgquestions.gAgsamplegofg80gjuvenilegsalmongisggroupedgin
togthegresultinggfrequencygdistributiongbasedgongtheirgweights.


Weightg(inggrams) Frequency
100-149 15
150-199 10
200-249 30
250-299 25

1) Thegdistributiongofgtheghistogramgforgthegweightsgofgthegjuvenilegsalmongappears 1) g
:
A) Normal B)g Skewedgleftg g C)gUniform
D)gSkewedgright

2) Ifgagrelativegfrequencygdistributiongweregconstructedgforgthegweightsgofgthegsalmon,gwhatgwo 2) g
uldgbegthegrelativegfrequencygforgthegclassgweighingg150-199ggrams?
A) 12.5% B)g 31.25% C)g18.75% D)g37.5%

3) Ifgagcumulativegfrequencygdistributiongweregconstructedgforgthegweightsgofgthegsalmon,gw 3) g
hatgwouldgbegthegcumulativegfrequencygforgthegclassgweighingglessgthang200ggrams?
A) 15 B)g25 C)g55 D)g80

4) Ifgagpiegchartgweregconstructedgforgthegweightsgofgthegsalmon,gwhatgwouldgbegthegmeasuregof 4) g
gthegcentralganglegforgthegclassgweighingg200-249ggrams?
A) 67.5° B)g 112.5° C)g45° D)g135°




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5) Whichgchoicegdisplaysgthegbestggraphicgdisplaygofgthegamountgofgnitrousgoxideg(NO)gexplai 5) g
nedgbygthegamountgofgcarbongmonoxideg(CO)gemissionsgingmilliongmetricgtonsgovergagteng
yeargperiodgingthegUnitedgStates?gThegdatagsetgisgbelow:

CO 5638 5708 5893 5807 5881 5939 6024 6032 5946 6022
NO 351 349 345 339 335 335 362 371 376 384

A) NitrousgOxideg(NO)gandgCarbongMonoxideg(CO)
B)gNitrousgOxideg(NO)gandgCarbongMonoxideg(C
O)g EmissionsgingthegU.S.govergTengYears EmissionsgingthegU.S.govergTengYears
6500 6100




COgEmissiongingMillio
EmissiongingMillion




6000 6000
MetricgTons




MetricgTons
5500 5900
5000 5800




n
1 3 5 7 9 5700
Year 5600
320g g 340g g 360g g 380g g 400
NOgEmissiongingMilliongMetricgTons
CO NO



C)gNitrousgOxideg(NO)gandgCarbongMonoxideg(CO)g D)g NitrousgOxideg(NO)gandgCarbongMonoxide
g(CO)g EmissionsgingthegU.S.govergTengYears EmissionsgingthegU.S.govergTengYears

400
NOgEmissiongingMillio




380
MetricgTons




360
n




340
320
5600 5800 6000 6200
COgEmissiongingMilliongMetricgTons




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6) Agnursegmeasuredgthegbloodgpressuregofgeachgpersongwhogvisitedghergclinic.gFollowinggisgagr 6) g
elative-
frequencyghistogramgforgthegsystolicgbloodgpressuregreadingsgforgthosegpeoplegagedgbetweeng
25gandg40gyears.gThegbloodgpressuregreadingsgwereggivengtogthegnearestgwholegnumber.gApp
roximatelygwhatgpercentagegofgthegpeoplegagedg25-
40ghadgagsystolicgbloodgpressuregreadinggbetweeng110gandg119gmmgHgginclusive?

SystolicgBloodgPressuregforgPeoplegAgedg25g–g40gYears




A) 0.35% B)g3.5% C)g30% D)g35%

7) Agnursegmeasuredgthegbloodgpressuregofgeachgpersongwhogvisitedghergclinic.gFollowinggisgagr 7) g
elative-
frequencyghistogramgforgthegsystolicgbloodgpressuregreadingsgforgthosegpeoplegagedgbetweeng
25gandg40gyears.gThegbloodgpressuregreadingsgwereggivengtogthegnearestgwholegnumber.gApp
roximatelygwhatgpercentagegofgthegpeoplegagedg25-
40ghadgagsystolicgbloodgpressuregreadinggbetweeng110gandg139gmmgHgginclusive?

SystolicgBloodgPressuregforgPeoplegAgedg25g–g40gYears




A) 75% B)g89% C)g59% D)g39%


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