TEST BANK
Introduction to Statistical Investigations,
nd
2 Edition Nathan Tintle; Beth L. Chance
Chapters 1 - 11, Complete
FORhINSTRUCTORhUSEhONLY
,TABLE OF CONTENTS
h h h
Chapter 1 – Significance: How Strong is the Evidence
h h h h h h h h h
Chapter 2 – Generalization: How Broadly Do the Results Apply?
h h h h h h h h h h
Chapter 3 – Estimation: How Large is the Effect?
h h h h h h h h h
Chapter 4 – Causation: Can We Say What Caused the Effect?
h h h h h h h h h h h
Chapter 5 – Comparing Two Proportions
h h h h h h
Chapter 6 – Comparing Two Means
h h h h h h
Chapter 7 – Paired Data: One Quantitative Variable
h h h h h h h h
Chapter 8 – Comparing More Than Two Proportions
h h h h h h h h
Chapter 9 – Comparing More Than Two Means
h h h h h h h h
Chapter 10 – Two Quantitative Variables
h h h h h h
Chapter 11 – Modeling Randomness
h h h h
FORhINSTRUCTORhUSEhONLY
,Chapter 1 h
Note:hhhTEh =h Texthentry TE-Nh=hTexthentryh-
hNumerichMah =h Matching MSh =h Multiplehselect
MCh =h Multiplehchoice TFh=hTrue-
FalsehEh=hEasy,hMh=hMedium,hHh=hHard
CHAPTER 1 LEARNING OBJECTIVES
h h h
CLO1-1:hUsehthehchancehmodelhtohdeterminehwhetherhanhobservedhstatistichishunlikelyhtohoccur.
CLO1-2:hCalculatehandhinterprethahp-
value,handhstatehthehstrengthhofhevidencehithprovideshagainsththehnullhhypothesis.
CLO1-
3:hCalculatehahstandardizedhstatistichforhahsinglehproportionhandhevaluatehthehstrengthhofhevide
ncehithprovideshagainsthahnullhhypothesis.
CLO1-
4:hDescribehhowhthehdistancehofhthehobservedhstatistichfromhthehparameterhvaluehspecifiedhbyhtheh
nullhhypothesis,hsamplehsize,handhone-hvs.htwo-
sidedhtestshaffecththehstrengthhofhevidencehagainsththehnullhhypothesis.
CLO1-5:hDescribehhowhtohcarryhouthahtheory-based,hone-proportionhz-test.
Section 1.1: Introduction to Chance Models
h h h h h
LO1.1-1:hRecognizehthehdifferencehbetweenhparametershandhstatistics.
LO1.1-2:hDescribehhowhtohusehcoinhtossinghtohsimulatehoutcomeshfromhahchancehmodelhofhthehran-
domhchoicehbetweenhtwohevents.
h
LO1.1-3:hUsehthehOnehProportionhapplethtohcarryhouththehcoinhtossinghsimulation.
LO1.1-
4:hIdentifyhwhetherhorhnothstudyhresultsharehstatisticallyhsignificanthandhwhetherhorhnoththehchan
cehmodelhishahplausiblehexplanationhforhthehdata.
LO1.1-
5:hImplemenththeh3Shstrategy:hfindhahstatistic,hsimulatehresultshfromhahchancehmodel,handhcomm
enthonhstrengthhofhevidencehagainsthobservedhstudyhresultshhappeninghbyhchancehalone.
LO1.1-
6:hDifferentiatehbetweenhsayinghthehchancehmodelhishplausiblehandhthehchancehmodelhishthehcorrec
thexplanationhforhthehobservedhdata.
FORhINSTRUCTORhUSEhONLY
, 1-2 TesthBankhforhIntroductionhtohStatisticalhInvestigations,h2ndhEdition
Questionsh1hthroughh4:
DohredhuniformhwearershtendhtohwinhmorehoftenhthanhthosehwearinghbluehuniformshinhTaekwond
ohmatcheshwherehcompetitorsharehrandomlyhassignedhtohwearheitherhahredhorhbluehuniform?hInhah
samplehofh80hTaekwondohmatches,htherehwereh45hmatcheshwherehthehredhuniformhwearerhwon.
1. Whathishthehparameterhofhinteresthforhthishstudy?
A. Thehlong-runhproportionhofhTaekwondohmatcheshinhwhichhthehredhuniformhwearerhwins
B. Thehproportionhofhmatcheshinhwhichhthehredhuniformhwearerhwinshinhahsamplehofh80hTaek
wondohmatches
C. Whetherhthehredhuniformhwearerhwinshahmatch
D.h 0.50
Ans:hA;hLO:h1.1-1;hDifficulty:hEasy;hType:hMC
2. Whathishthehstatistichforhthishstudy?
A. Thehlong-runhproportionhofhTaekwondohmatcheshinhwhichhthehredhuniformhwearerhwins
B. Thehproportionhofhmatcheshinhwhichhthehredhuniformhwearerhwinshinhahsamplehofh80hTaek
wondohmatches
C. Whetherhthehredhuniformhwearerhwinshahmatch
D.h 0.50
Ans:hB;hLO:h1.1-1;hDifficulty:hEasy;hType:hMC
3. Givenhbelowhishthehsimulatedhdistributionhofhthehnumberhofh―redhwins‖hthathcouldhhappenhbyhchan
cehalonehinhahsamplehofh80hmatches.hBasedhonhthishsimulation,hishourhobservedhresulthstatisticallyhs
ignificant?
A. Yes,hsinceh45hishlargerhthanh40.
B. Yes,hsincehthehheighthofhthehdotplothaboveh45hishsmallerhthanhthehheighthofhthehdotpl
othaboveh40.
C. No,hsinceh45hishahfairlyhtypicalhoutcomehifhthehcolorhofhthehwinner‘shuniformhwashdeter
minedhbyhchancehalone.
FORhINSTRUCTORhUSEhONLY
Introduction to Statistical Investigations,
nd
2 Edition Nathan Tintle; Beth L. Chance
Chapters 1 - 11, Complete
FORhINSTRUCTORhUSEhONLY
,TABLE OF CONTENTS
h h h
Chapter 1 – Significance: How Strong is the Evidence
h h h h h h h h h
Chapter 2 – Generalization: How Broadly Do the Results Apply?
h h h h h h h h h h
Chapter 3 – Estimation: How Large is the Effect?
h h h h h h h h h
Chapter 4 – Causation: Can We Say What Caused the Effect?
h h h h h h h h h h h
Chapter 5 – Comparing Two Proportions
h h h h h h
Chapter 6 – Comparing Two Means
h h h h h h
Chapter 7 – Paired Data: One Quantitative Variable
h h h h h h h h
Chapter 8 – Comparing More Than Two Proportions
h h h h h h h h
Chapter 9 – Comparing More Than Two Means
h h h h h h h h
Chapter 10 – Two Quantitative Variables
h h h h h h
Chapter 11 – Modeling Randomness
h h h h
FORhINSTRUCTORhUSEhONLY
,Chapter 1 h
Note:hhhTEh =h Texthentry TE-Nh=hTexthentryh-
hNumerichMah =h Matching MSh =h Multiplehselect
MCh =h Multiplehchoice TFh=hTrue-
FalsehEh=hEasy,hMh=hMedium,hHh=hHard
CHAPTER 1 LEARNING OBJECTIVES
h h h
CLO1-1:hUsehthehchancehmodelhtohdeterminehwhetherhanhobservedhstatistichishunlikelyhtohoccur.
CLO1-2:hCalculatehandhinterprethahp-
value,handhstatehthehstrengthhofhevidencehithprovideshagainsththehnullhhypothesis.
CLO1-
3:hCalculatehahstandardizedhstatistichforhahsinglehproportionhandhevaluatehthehstrengthhofhevide
ncehithprovideshagainsthahnullhhypothesis.
CLO1-
4:hDescribehhowhthehdistancehofhthehobservedhstatistichfromhthehparameterhvaluehspecifiedhbyhtheh
nullhhypothesis,hsamplehsize,handhone-hvs.htwo-
sidedhtestshaffecththehstrengthhofhevidencehagainsththehnullhhypothesis.
CLO1-5:hDescribehhowhtohcarryhouthahtheory-based,hone-proportionhz-test.
Section 1.1: Introduction to Chance Models
h h h h h
LO1.1-1:hRecognizehthehdifferencehbetweenhparametershandhstatistics.
LO1.1-2:hDescribehhowhtohusehcoinhtossinghtohsimulatehoutcomeshfromhahchancehmodelhofhthehran-
domhchoicehbetweenhtwohevents.
h
LO1.1-3:hUsehthehOnehProportionhapplethtohcarryhouththehcoinhtossinghsimulation.
LO1.1-
4:hIdentifyhwhetherhorhnothstudyhresultsharehstatisticallyhsignificanthandhwhetherhorhnoththehchan
cehmodelhishahplausiblehexplanationhforhthehdata.
LO1.1-
5:hImplemenththeh3Shstrategy:hfindhahstatistic,hsimulatehresultshfromhahchancehmodel,handhcomm
enthonhstrengthhofhevidencehagainsthobservedhstudyhresultshhappeninghbyhchancehalone.
LO1.1-
6:hDifferentiatehbetweenhsayinghthehchancehmodelhishplausiblehandhthehchancehmodelhishthehcorrec
thexplanationhforhthehobservedhdata.
FORhINSTRUCTORhUSEhONLY
, 1-2 TesthBankhforhIntroductionhtohStatisticalhInvestigations,h2ndhEdition
Questionsh1hthroughh4:
DohredhuniformhwearershtendhtohwinhmorehoftenhthanhthosehwearinghbluehuniformshinhTaekwond
ohmatcheshwherehcompetitorsharehrandomlyhassignedhtohwearheitherhahredhorhbluehuniform?hInhah
samplehofh80hTaekwondohmatches,htherehwereh45hmatcheshwherehthehredhuniformhwearerhwon.
1. Whathishthehparameterhofhinteresthforhthishstudy?
A. Thehlong-runhproportionhofhTaekwondohmatcheshinhwhichhthehredhuniformhwearerhwins
B. Thehproportionhofhmatcheshinhwhichhthehredhuniformhwearerhwinshinhahsamplehofh80hTaek
wondohmatches
C. Whetherhthehredhuniformhwearerhwinshahmatch
D.h 0.50
Ans:hA;hLO:h1.1-1;hDifficulty:hEasy;hType:hMC
2. Whathishthehstatistichforhthishstudy?
A. Thehlong-runhproportionhofhTaekwondohmatcheshinhwhichhthehredhuniformhwearerhwins
B. Thehproportionhofhmatcheshinhwhichhthehredhuniformhwearerhwinshinhahsamplehofh80hTaek
wondohmatches
C. Whetherhthehredhuniformhwearerhwinshahmatch
D.h 0.50
Ans:hB;hLO:h1.1-1;hDifficulty:hEasy;hType:hMC
3. Givenhbelowhishthehsimulatedhdistributionhofhthehnumberhofh―redhwins‖hthathcouldhhappenhbyhchan
cehalonehinhahsamplehofh80hmatches.hBasedhonhthishsimulation,hishourhobservedhresulthstatisticallyhs
ignificant?
A. Yes,hsinceh45hishlargerhthanh40.
B. Yes,hsincehthehheighthofhthehdotplothaboveh45hishsmallerhthanhthehheighthofhthehdotpl
othaboveh40.
C. No,hsinceh45hishahfairlyhtypicalhoutcomehifhthehcolorhofhthehwinner‘shuniformhwashdeter
minedhbyhchancehalone.
FORhINSTRUCTORhUSEhONLY
