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Copyrightm©2019mPearsonmEducation,mIn c.mynursytest.store

DOWNLOADmTHEmTestmBankmformBasicmBusinessmStatistics m14thmEditionmBerens on OrganizingmandmVisualizingmVariables 2-1

CHAPTER m2:mORGANIZING mAND mVISUALIZING mVARIAB

LES SCENARIO m2-1 Anminsurancemcompanymevaluatesmmanymnumericalmvariablesmaboutmampersonmbeforemdecidingmonmanm appropriatemratemformautomobileminsurance.mAmrepresentativemfrommamlocalminsurancemagencymselected mamrandommsamplemofminsuredmdriversmandmrecorded,mX,mthemnumbermofmclaimsmeachmmademinmthemlast m3myears,mwithmthemfollowingmresults.mX fm

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• 1

• ReferringmtomScenariom2-1,mhowmmanymdriversmaremrepresentedminmthemsample?
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• 15
• 18
• 50

ANSWER:

d TYPE:mMCmDIFFICULTY:mEasy

KEYWORDS: mfrequencymdistribution

• ReferringmtomScenariom2-1,mhowmmanymtotalmclaimsmaremrepresentedminmthemsample?
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• 50
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• 250

ANSWER:

c TYPE:mMCmDIFFICULTY:mModerate

KEYWORDS: minterpretation,mfrequencymdistribution

• Amtypemofmverticalmbarmchartminmwhichmthemcategoriesmaremplottedminmthemdescendingmrankmordermo

fmthemmagnitudemofmtheirmfrequenciesmismcalledma

• contingencymtable.

b) Paretomchart.

• stem-and-leafmdisplay.
• piemchart.

ANSWER:

b TYPE:mMCmDIFFICULTY:mEasy

KEYWORDS: mParetomchartmSCE

NARIOm2-2 2 / 4

Copyrightm©2019mPearsonmEducation,mIn c.mynursytest.store

DOWNLOADmTHEmTestmBankmformBasicmBusinessmStatistics m14thmEditionmBerens on 2-2 OrganizingmandmVisualizingmVariables

Atmammeetingmofminformationmsystemsmofficersmformregionalmofficesmofmamnationalmcompany,mamsurveym wasmtakenmtomdeterminemthemnumbermofmemployeesmthemofficersmsuperviseminmthemoperationmofmtheirmde partments,mwheremXmismthemnumbermofmemployeesmoverseenmbymeachminformationmsystemsmofficer.mX f_

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• ReferringmtomScenariom2-2,mhowmmanymregionalmofficesmaremrepresentedminmthemsurveymresults?
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• 40

ANSWER:

d TYPE:mMCmDIFFICULTY:mEasy

KEYWORDS: minterpretation,mfrequencymdistribution

• ReferringmtomScenariom2-

2,macrossmallmthemregionalmoffices,mhowmmanymtotalmemployeesmweremsupervisedmbymthose msurveyed?

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• 200

ANSWER:

c TYPE:mMCmDIFFICULTY:mModerate

KEYWORDS: minterpretation,mfrequencymdistribution

• Themwidthmofmeachmbarminmamhistogrammcorrespondsmtomthe
• differencesmbetweenmthemboundariesmofmthemclass.
• numbermofmobservationsminmeachmclass.
• midpointmofmeachmclass.
• percentagemofmobservationsminmeachmclass.

ANSWER:

a TYPE:mMCmDIFFICULTY:mEasy

KEYWORDS: mhistogram 3 / 4

Copyrightm©2019mPearsonmEducation,mIn c.mynursytest.store

DOWNLOADmTHEmTestmBankmformBasicmBusinessmStatistics m14thmEditionmBerens on OrganizingmandmVisualizingmVariables 2-3

SCENARIO m2-3 Everymspringmsemester,mthemSchoolmofmBusinessmcoordinatesmamluncheonmwithmlocalmbusinessmleaders mformgraduatingmseniors,mtheirmfamilies,mandmfriends.mCorporatemsponsorshipmpaysmformthemlunchesmofm eachmofmthemseniors,mbutmstudentsmmustmpurchasemticketsmtomcovermthemcostmofmlunchesmservedmtomgues tsmtheymbringmwithmthem.mThemfollowingmhistogrammrepresentsmthemattendancematmthemseniormluncheon ,mwheremXmismthemnumbermofmguestsmeachmgraduatingmseniorminvitedmtomthemluncheonmandmfmismthemnu mbermofmgraduatingmseniorsminmeachmcategory.

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GuestsmpermStudent

• ReferringmtomthemhistogrammfrommScenariom2-

3,mhowmmanymgraduatingmseniorsmattendedmthemluncheon?

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• 152
• 275
• 388

ANSWER:

c TYPE:mMCmDIFFICULTY:mDifficult EXPLANATION: mThemnumbermofmgraduatingmseniorsmismthemsummofmallmthemfrequencies,mf.mKEYWO

RDS:minterpretation,mhistogram

• ReferringmtomthemhistogrammfrommScenariom2-

3,mifmallmthemticketsmpurchasedmweremused,mhowmmanymguestsmattendedmthemluncheon?

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• 152
• 275
• 388

ANSWER:

d TYPE:mMCmDIFFICULTY:mDifficult

EXPLANATION: mThemtotalmnumbermofmguestsmism

6mm Xmf i=1 imi

KEYWORDS: minterpretation,mhistogram

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