Ven 125 Final Questions And Answers | Latest 2024/25

VEN 125 FINAL QUESTIONS AND ANSWERS | LATEST 2024/25 Metameric IImatch II- II IIobjects IIwith IIdifferent IIspectral IIdistributions IIlook IIalike IIunder IIone IIlight IIsource IIbut IIdifferent IIunder IIanother IIMesopic IIvision II- II IIoccurs IIat IIdawn IIor IIdusk IIand IIinvolves IIboth IIrods IIand IIcones II5 IItastes II- II IIsweet, IIsour, IIsalty, IIbitter, IIumami IISupertasters II- II IIhave IImore IIpapillae IIon IIthe IItongue, IImore IItaste IIbuds, IIand IImore IItrigeminal IInerve IIendings more IIsensitive IIto IIPTC II& IIPROP, IIbitter, IIsweet, IIand IIsalty 30 IIpapillae IIsq IIcm IIvs II5 IIType III IIError II- II IIAlpha Falsely IIreject IIHo II(false IIpositive) IIType IIII IIError II- II IIBeta Falsely IIaccept IIHo II(false IInegative) IIPaired IIdirectional II- II IIPicking IIwhich IIsample IIis II____ II(saltier, IIsweeter, IIetc.) p=.5 II(one-tailed) 2 IIserving IIorders IITriangle II- II IIPicking IIthe IIodd IIsample. p=0.33 II(one-tailed) 6 IIserving IIorders IIDuo-Trio II- II IIPick IIwhich IIis IIthe IIsame IIto IIa IIreference. p= II0.5 II(one-tailed) Single IIreference II= II2 IIserving IIorders II2 IIout IIof II5 IItest II- II II3 IIcleaned IIand II2 IIspiked P= II0.1 very IIfatiguing IIwith IIwine p II= IIProbability IIthat IIresults IIcould IIhave IIoccurred IIby IIchance IIalone 1‐p II= IIProbability IIthat IIa IIreal IIdifference IIwas IIperceptible IIpaired IIpreference IItest II- II IIwhich IIdo IIyou IIprefer? II(consumer IItest) p=0.5 II(2-tailed IItest) Rossler IItables IITypes IIof IIsensory IIevaluation II- II IIAnalytical IIsensory IIevaluation -Interested IIin IIthe IIWINE IIand IIits IIattributes Consumer IIsensory IIevaluation -Interested IIin IICONSUMERS IIreactions IIto IIthe IIwine IIPower II- II II1-beta II Probability IIof IIfinding IIa IIdifference II(if IIone IIexists) - IIDepends IIon IIalpha, II# IIof IIjudgements, IIsize IIof IIthe IIdifference IIbetween IIthe IIsamples, IIdirectionality II (one IItailed IIhas IImore IIpower) IIZ-test II- II IIZ=(X -np)-0.5/sqrt(npq) n= II# IIresponses p II= IIprobability IIof IIguessing IIright q II= II1-p IIDuo‐trio IItest IIfor IInew IIblend IIversus IIold II- II IIResults: IIp=0.059 use IIthe IInew IIblend IIsince IIthe IIpair IItest IIdid IInot IIreject IIthe IInull IIbut IIH2S IIIS IIdetected IIby IIsome IIpercentage IIof IIyour IIconsumers Make IIthe IIdecision II"CONSERVATIVELY" Use IImore IIpeople II(increase IIpower) Use IIhigher IIType III IIerror IIlevel II(e.g., IIdecrease IIb, IIincrease IIpower) Increase IIalpha IIlevel IIfrom IIp<0.05 IIto IIp<0.10 IIDuo‐trio IItest IIfor IIaroma IIdifference IIwith IImore IIexpensive IIand IIfinicky IIyeast II- II IIResults: IIp=0.022 The IIdifference IIis IIbarely IIdetectable II(since II14/20 IIwould IIhave IIfailed IIto IIreject IIthe IInull), IIand IIthe IIdifference IIin IIcost IIis IILARGERecommend IIagainst IIitIf IIit IIis IIgoing IIto IICOST IIYOU IIMONEY IIto IImake IIa IIchange, IIbe IISURE IIthat IIthere IIreally IIIS IIa IIdifference Use IIsmaller IIvalues IIof IIalpha: IIp<0.01 IIor IIp<0.001 Minimize IIrisk IIof IIthere IIbeing IItruly IINO IIREAL IIdifference IIin IIstatistical IIterms: IIMinimize IIType III IIerror II(a) IIAvoiding IIstatistical IImistakes II- II IIminimize IIType IIII IIerror II(b) IIalso IIknown IIas IImaximizing IIPower II(1 II- IIb) IIThreshold IIvalue II- II IIminim um IIamount IIof IIa IIsubstance IIthat IIcan IIbe IIdetected, IIrecognized IIor IIthat IIproduces IIa IIsignificant IIperceptible IIdifference IITypes IIof IIThreshold IITests II- II IIdetection II(or IIabsolute), IIrecognition, IIdifference, IIand IIterminal IIThreshold IITests IISystem II- II IIsystem: IIAny IIsensory IIsystem method: IISniff IIbottle, IIwine IIglasses, IIolfactometer, IIGCO IITest: IIAscending/ IIDescending IIconcentrations II(staircase) Duo IItrio IIor IIpaired IIcomparison