Test Bank - Biostatistics for the Biological and Health Sciences, 2nd Edition (Triola, 2018) Chapter 1-14 | All Chapters

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htkSciencestk2ndtkEditiontkTriola

Chaptertk2tkExamtkA
Nametk

MULTIPLEtkCHOICE.tkSelecttkthetkchoicetkthattkbesttkanswerstkthetkproblem.

Usetkthetkfrequencytkdistributiontktotkanswertkthetkfirsttkfourtkquestions.tkAtksampletkoftk80tkjuveniletksalmontki
stkgroupedtkintotkthetkresultingtkfrequencytkdistributiontkbasedtkontktheirtkweights.


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

1) Thetkdistributiontkoftkthetkhistogramtkfortkthetkweightstkoftkthetkjuveniletksalmontk 1) tk
appears:
A) Normal B)t k Skewedtkleftt k t k C)tkUniform
D)tkSkewedtkright

2) Iftkatkrelativetkfrequencytkdistributiontkweretkconstructedtkfortkthetkweightstkoftkthetksalmon,tk 2) tk
whattkwouldtkbetkthetkrelativetkfrequencytkfortkthetkclasstkweighingtk150-199tkgrams?
A) 12.5% B)t k 31.25% C)tk18.75% D)tk37.5%

3) Iftkatkcumulativetkfrequencytkdistributiontkweretkconstructedtkfortkthetkweightstkoftkthetksal 3) tk
mon,tkwhattkwouldtkbetkthetkcumulativetkfrequencytkfortkthetkclasstkweighingtklesstkthan
tk200tkgrams?
A) 15 B)tk25 C)tk55 D)tk80

4) Iftkatkpietkcharttkweretkconstructedtkfortkthetkweightstkoftkthetksalmon,tkwhattkwouldtkbetkthetk 4) tk
measuretkoftkthetkcentraltkangletkfortkthetkclasstkweighingtk200-249tkgrams?
A) 67.5° B)t k 112.5° C)tk45° D)tk135°




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,DOWNLOADtkTHEtkTesttkBanktkfortkBiostatisticstkfortkthetkBiologicaltkandtkHealt
htkSciencestk2ndtkEditiontkTriola
5) Whichtkchoicetkdisplaystkthetkbesttkgraphictkdisplaytkoftkthetkamounttkoftknitroustkoxidetk(NO 5) tk
)tkexplainedtkbytkthetkamounttkoftkcarbontkmonoxidetk(CO)tkemissionstkintkmilliontkmetrictk
tonstkovertkatktentkyeartkperiodtkintkthetkUnitedtkStates?tkThetkdatatksettkistkbelow:

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

A) NitroustkOxidetk(NO)tkandtkCarbontkMonoxidetk(CO)
B)tkNitroustkOxidetk(NO)tkandtkCarbontkMonoxi
detk(CO)t k EmissionstkintkthetkU.S.tkovertkTentkYears
6500 6100
EmissionstkintkthetkU.S.tkovertkTentkYears




COtkEmissiontkintkMil
EmissiontkintkMilli




6000 6000
MetrictkTons




MetrictkTons
5500 5900
5800




lion
on




5000
1 3 5 7 9 5700
Year 5600
320t k t k 340t k t k 360t k t k 3
80t k t k 400
CO NO
NOtkEmissiontkintkMilliontkMetrictkTo
ns



C)tkNitroustkOxidetk(NO)tkandtkCarbontkMonoxidetk(CO)t k D)t k NitroustkOxidetk(NO)tkandtkCar
bontkMonoxidetk(CO)t k EmissionstkintkthetkU.S.tkovertkTentkYears
EmissionstkintkthetkU.S.tkovertkTentkY
ears 400
NOtkEmissiontkintkMil




380
MetrictkTons




360
lion




340
320
5600 5800 6000 6200
COtkEmissiontkintkMilliontkMetrictkTon
s




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, DOWNLOADtkTHEtkTesttkBanktkfortkBiostatisticstkfortkthetkBiologicaltkandtkHealt
htkSciencestk2ndtkEditiontkTriola
6) Atknursetkmeasuredtkthetkbloodtkpressuretkoftkeachtkpersontkwhotkvisitedtkhertkclinic.tkFollowi 6) tk
ngtkistkatkrelative-
frequencytkhistogramtkfortkthetksystolictkbloodtkpressuretkreadingstkfortkthosetkpeopletkagedtk
betweentk25tkandtk40tkyears.tkThetkbloodtkpressuretkreadingstkweretkgiventktotkthetknearesttkw
holetknumber.tkApproximatelytkwhattkpercentagetkoftkthetkpeopletkagedtk25-
40tkhadtkatksystolictkbloodtkpressuretkreadingtkbetweentk110tkandtk119tkmmtkHgtkinclusive?

SystolictkBloodtkPressuretkfortkPeopletkAgedtk25tk–tk40tkYears




A) 0.35% B)tk3.5% C)tk30% D)tk35%

7) Atknursetkmeasuredtkthetkbloodtkpressuretkoftkeachtkpersontkwhotkvisitedtkhertkclinic.tkFollowi 7) tk
ngtkistkatkrelative-
frequencytkhistogramtkfortkthetksystolictkbloodtkpressuretkreadingstkfortkthosetkpeopletkagedtk
betweentk25tkandtk40tkyears.tkThetkbloodtkpressuretkreadingstkweretkgiventktotkthetknearesttkw
holetknumber.tkApproximatelytkwhattkpercentagetkoftkthetkpeopletkagedtk25-
40tkhadtkatksystolictkbloodtkpressuretkreadingtkbetweentk110tkandtk139tkmmtkHgtkinclusive?

SystolictkBloodtkPressuretkfortkPeopletkAgedtk25tk–tk40tkYears




A) 75% B)tk89% C)tk59% D)tk39%


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Inc.
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