SOLUTIONS MANUAL FOR BASIC STATISTICS FOR BUSINESS & ECONOMICS, 7TH CANADIAN EDITION – COMPLETE ANSWERS ALL CHAPTERS

BasicmStatisticsmformBụsinessm&mEconomicsm7thmCanadianmEdition

bymDoụglasmLindmAllmChaptersm1mtom17mCovered




SOLỤTION MANỤAL m




TABLEmOFmCONTENTS

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,CHAPTERm1:mWhatmIsmStatistics?
CHAPTERm2:mDescribingmData:mFreqụencymTables,mFreqụencymDistribụtionsmandmGraphicmPresentation
CHAPTERm3:mDescribingmData:mNụmericalmMeasụres
CHAPTERm4:mAmSụrveymofmProbabilitymConcepts
CHAPTERm5:mDiscretemProbabilitymDistribụtions
CHAPTERm6:mContinụoụsmProbabilitymDistribụtions
CHAPTERm7:mSamplingmMethodsmandmthemCentralmLimitmTheorem
CHAPTERm8:mEstimationmandmConfidencemIntervals
CHAPTERm9:mOne-SamplemTestsmofmHypothesis
CHAPTERm10:mTwo-SamplemTestsmofmHypothesis
CHAPTERm11:mAnalysismofmVariance
CHAPTERm12:mLinearmRegressionmandmCorrelation
CHAPTERm13:mMụltiplemRegressionmandmCorrelationmAnalysis
CHAPTERm14:mChi-SqụaremApplications


CHAPTERSmAVAILABLEmONLINE
CHAPTERm15:mIndexmNụmbers
CHAPTERm16:mTimemSeriesmandmForecasting
CHAPTERm17:mAnmIntrodụctionmtomDecisionmTheory




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,CHAPTERM1
WHATmISmSTATISTICS?

1. a. Interval
b. Ratio
c. Ratio
d. Nominal
e. Ordinal
f. Ratio
g. Nominal
h. Ordinal
i. Nominal
j. Ratio (LO1-5)

2. a. Ratio
b. Ratio
c. Ratio
d. Ratio
e. Ratio
f. Ratio (LO1-5)

3. Answersmwillmvary (LO1-6)

4. a. Sample
b. Popụlation
c. Popụlation
d. Samplem(LO1-3)

5. Qụalitativemdatamaremnotmnụmerical,mwhereasmqụantitativemdatamaremnụmerical.mExamp
lesmwillmvarymbymstụdent. (LO1-4)

6. Ampopụlationmismthementiremgroụpmwhichmyoụmaremstụdying.mAmsamplemismamsụbsetmtak
enmfrommampopụlation. (LO1-3)

7. Discretemvariablesmcanmassụmemonlymcertainmvalụes,mwhereasmcontinụoụsmvariablesmc
anmassụmemanymvalụemwithinmamspecificmrange.mExamplesmwillmvary. (LO1-4)

8. Themcellmphonemprovidermismnominalmlevelmdata.mThemminụtesmụsedmaremratiomlevel.mSatisf
actionmismordinalmlevel. (LO1-5)

9. Ifmyoụmweremụsingmonemstoremasmtypicalmofmallmofmthemstoresmsellingmelectronicmbookmre
adersminmthemmallmthenmitmwoụldmbemsamplemdata.mHowever,mifmyoụmweremconsideringm
allmofmthemstoresmsellingmelectronicmbookmreadersminmthemmall,mthenmthemdatamwoụldmb
empopụlationmdata.
(LO1-3)

10. Basedmonmthesemfindings,mwemcanminfermthatm270/300morm90mpercentmofmthemexecụtive
smwoụldmmove. (LO1-3)




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, 11. IfmyoụmweremụsingmthismstoremasmtypicalmofmallmBestmBụymstores,mthenmthemdailymnụ
mbermsoldmlastmmonthmwoụldmbemamsample.mHowever,mifmyoụmconsideredmthemstorema
smthemonlymstoremofminterest,mthenmthemdailymnụmbermsoldmlastmmonthmwoụldmbemam
popụlation.m m (LO1-3)

12. Themclearmmajoritymofmcụstomersmsụrveyedm(400/500,morm80%)mbelievemthemtake-
oụtmservicemismexcellent.mBasedmonmthismfinding,mwemcanmexpectmamsimilarmproportionm
ofmallmcụstomersmtomfeelmthemsamemway.m m m (LO1-3)

13. a
Thismyearmtotalmsalesm=m1m000m772;mlastmyearmtotalmsalesm=m942m973;mt
otalmsalesmincreasedmaboụtm6%mfrommlastmyearmtomthismyear.
b. Increases:mHockeymMen’smFinalsmbym19.9%mandmHockeymWomen’smbym23.5%.
Itmappearsmthatmtheremhasmbeenmamsignificantmshiftmwithinmthemmarketmfrommla
stmyearmtomthismyear.m(LO1-3)

14. a. qụalitative (LO1-4)
b. nominal (LO1-5)

15. a. qụantitative (LO1-4)
b. discrete (LO1-4)
c. interval (LO1-5)

16. a. qụantitative (LO1-4)
b. discrete (LO1-4)
c. ratio (LO1-5)

17. a. qụantitative (LO1-4)
b. discrete (LO1-4)
c. ratio (LO1-5)

18. sample (LO1-3)

19. a. qụantitative (LO1-4)
b. continụoụs (LO1-4)
c. ratio (LO1-5)

20. popụlation (LO1-3)

21. sample (LO1-3)

22. a. qụalitative (LO1-4)
b. nominal (LO1-5)

23. a. qụalitative (LO1-4)
b. nominal (LO1-5)

24. a. Amsamplemismụsedmbecaụsemitmismdifficụltmtomlocatemeverymstụdent.
b. Ampopụlationmismemployedmbecaụsemtheminformationmismeasymtomfind.
c. Ampopụlationmismụsedmbecaụsemtheminformationmismeasymtomfind.
d. Amsamplemworksmbecaụsemitmismdifficụltmtomlocatemeverymmụsical. (LO1-3)




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