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HCD 300 - Homework 12 Questions and Answers Updated 2026

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HCD 300 - Homework 12 Questions and Answers Updated 2026

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HCD 300 - Homework 12
Questions and Answers
Updated 2026
OneBstudyBofBMedicalBCollegeBAdmissionsBTestB(MCAT)BcomparedBtheBethnicityBofBte
stBtakersBwithBtheBoverallBstudentBpopulation,BinBorderBtoBseeBifBtheBethnicityBofBte
stBtakersBwasBrepresentativeBofBtheBoverallBpopulation.BThisBinformationBisBpresented
BinBtheBfollowingBtable.BConductBaBchi-squareBtestBatBtheBαB=B0.05Blevel.

TrueBorBFalse,BthisBfindingBisBstatisticallyBsignificant.B-BAnswersB-Btrue

ABmanagerBofBaBsportsBclubBbelievesBthatBthereBisBaBrelationshipBbetweenBtheBageB
ofBaBmemberBandBchoiceBofBsport.BTheBsportsBclubBcollectsBinformationBonBmember
sBandBtheirBchoiceBofBsport.BThisBinformationBisBpresentedBinBtheBfollowingBtable.BC
onductBaBtwo-sampleBchi-
squareBtestBtoBtestBtheBbeliefBthatBtheBageBofBaBmemberBisBrelatedBtoBtheBchoiceBo
fBsport.BUseBanBαBofB0.05.

WhatBisBtheBexpectedBvalueBforB31B-B40ByearBoldsBwhoBplayBtennis?B-BAnswersB-
B46.51

OneBstudyBofBMedicalBCollegeBAdmissionsBTestB(MCAT)BcomparedBtheBethnicityBofBte
stBtakersBwithBtheBoverallBstudentBpopulation,BinBorderBtoBseeBifBtheBethnicityBofBte
stBtakersBwasBrepresentativeBofBtheBoverallBpopulation.BThisBinformationBisBpresented
BinBtheBfollowingBtable.BConductBaBchi-squareBtestBatBtheBαB=B0.05Blevel.

WhatBisBtheBcriticalBvalue?B-BAnswersB-B11.07

WhichBofBtheBfollowingBareBnon-parametricBtestsB(chooseBoneBorBmore)?B-
BAnswersB-Bchi-square

XB2(5)B=B11.75,BpB<B0.05

HowBmanyBcategoriesBwereBinBthisBstudy?B-BAnswersB-B6

, XB2(5)B=B11.75,BpB<B0.05

TrueBorBFalse,BthisBfindingBisBstatisticallyBsignificant.B-BAnswersB-BTrue

XB2(5)B=B11.75,BpB<B0.05

WhatBisBtheBXB2Bvalue?B-BAnswersB-B11.75

OneBstudyBofBMedicalBCollegeBAdmissionsBTestB(MCAT)BcomparedBtheBethnicityBofBte
stBtakersBwithBtheBoverallBstudentBpopulation,BinBorderBtoBseeBifBtheBethnicityBofBte
stBtakersBwasBrepresentativeBofBtheBoverallBpopulation.BThisBinformationBisBpresented
BinBtheBfollowingBtable.BConductBaBchi-squareBtestBatBtheBαB=B0.05Blevel.

WhatBisBtheBchi-squareBvalue?B-BAnswersB-B159.92

WhichBofBtheBfollowingBareBassumptionsBofBtheBchi-
squareBtestB(chooseBoneBorBmore):B-BAnswersB-BnominalBdata

-BrandomBsampling

ABmanagerBofBaBsportsBclubBbelievesBthatBthereBisBaBrelationshipBbetweenBtheBageB
ofBaBmemberBandBchoiceBofBsport.BTheBsportsBclubBcollectsBinformationBonBmember
sBandBtheirBchoiceBofBsport.BThisBinformationBisBpresentedBinBtheBfollowingBtable.BC
onductBaBtwo-sampleBchi-
squareBtestBtoBtestBtheBbeliefBthatBtheBageBofBaBmemberBisBrelatedBtoBtheBchoiceBo
fBsport.BUseBanBαBofB0.05.

WhatBisBtheBchi-squareBstatistic?B-BAnswersB-BNOTB3.90B

-BNOTB27.35

OneBstudyBofBMedicalBCollegeBAdmissionsBTestB(MCAT)BcomparedBtheBethnicityBofBte
stBtakersBwithBtheBoverallBstudentBpopulation,BinBorderBtoBseeBifBtheBethnicityBofBte
stBtakersBwasBrepresentativeBofBtheBoverallBpopulation.BThisBinformationBisBpresented
BinBtheBfollowingBtable.BConductBaBchi-squareBtestBatBtheBαB=B0.05Blevel.

WhatBisBtheBexpectedBvalueBforBtheBnumberBofBstudentsBwhoBwereBHispanicBorBLati
no?B-BAnswersB-B163.13B(observedBxBpercentage)

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HCD 300 - Homework 12 Questions and Answers Updated 2026

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