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Fdrcbcmcalnk oktĆoca lurxkſlykonk uk cuocykfk

urkrlurlgd

Ydſhd ZY

UrkrlurlĆgk ~okĆknocurxk~mlgk> r&rdur

Pxdbxka Rdcykocylā

7/23/2019 Statisticka znacajnost i razlika:t-test

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Tycb t urkrlurlgt~kgmntĆlykonk

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UrkrlurlĆgc ~kgmntĆlykond

Gcmlgc ufc ulatxol t tcpūrkykond3

Olyc ~okĆknocurl *p&yxdbocur,

Urkrlurlg ― fdxk bchlndok lurxkſlykondf ok t~cxgt

Pkxkfdrkx ― kokmcaok fdxk pcptmkelnd *pxcedondok ok cuocyt urkrlurlgk,

Elmn & Xd~tmrkrd bchlndod ok t~cxgt tcpūrlrl ok pcptmkelnt

Gkgc pcurlāl elmn3 Pxlfdocf urkrlurlĆglj rdurcyk ~okĆknocur- cbocuoc

rdurlxkondf urkrlurlĆglj jlpcrd~k

Pcptmkelnk

Pcptmkelnk

T~cxkg

3

7/23/2019 Statisticka znacajnost i razlika:t-test

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Rdurlxkond urkrlurlĆglj jlpcrd~k

Jlpcrd~k ― pxdrpcurkygk c xd~tmrkrlfk lurxkſlykonk

LurxkſlykĆgd *xkbod, okutpxcr urkrlurlĆglf jlpcrd~kfk/

Cuocyod urkrlurlĆgd jlpcrd~d>

;/ Otmrk jlpcrd~k *Jc,

& tydg odakrlyoc icxftmlukok

& cpūrl chmlg> fdxd t pcptmkelnl ut ndbokgd otml

& tydg rdurlxkfc Jc

& gcmlgk nd ydxcykrocāk lujcbk ukbxſkoca t Jc3 *p&yxdbocur,

& Jc ud fcſd cbhkelrl lml od cbhkelrl

8/ Kmrdxokrlyok jlpcrd~k *Jk,

& kilxfkrlyoc icxftmlukok

& utpxcrok l luexpok t cbocut ok Jc

& t pxkgul ud od bdilolūd dgupmlelroc

7/23/2019 Statisticka znacajnost i razlika:t-test

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Rdurlxkond urkrlurlĆglj jlpcrd~k

Pcaxdūok cbmtgk

Rlp ;

Ydxcykrocāk *λ, & p

Lupxkyok cbmtgk

Lupxkyok cbmtgk

*uokak rdurk,

Pcaxdūok cbmtgk

Rlp 8

Ydxcykrocāk *θ,

Jc

cbhkĆdok

Jc olnd

cbhkĆdok

Jc rkĆok Jc olnd rkĆok

Kmik olyc ― λ *gxlrdxlntf- tamkyocf pcurkymndo ok 0/0; lml 0/04,

Olyc ~okĆknocurl ― p

Kgc nd p≢λ & cbhketndfc otmrt jlpcrd~t

Kgc nd p?λ & od cbhketndfc otmrt jlpcrd~t

7/23/2019 Statisticka znacajnost i razlika:t-test

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Bkgmd///

Gcxkel pxlmlgcf urkrlurlĆgca ~kgmntĆlykonk>

;/ Pcurkylrl otmrt jlpcrd~t

8/ Pxlfdolrl urkrlurlĆgl rdur- Ćlfd ud bchlnknt byd loicxfkelnd>k/ Gcnk nd yxdbocur updelilĆoca urkrlurlgk3

h/ Ydxcykrocāk ondacyca nkymnkonk t umtĆknt lurlolrcurl Jc3 *p,

5/ Tpcxdblrl p&yxdbocur uk kmik olyccf

2/ Bcodrl cbmtgt4/ Lordxpxdrlxkrl okmk~

7/23/2019 Statisticka znacajnost i razlika:t-test

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UrkrlurlĆgl rdurcyl ~okĆknocurl

Byk kupdgrk urkrlurlĆglj rdurcyk ~okĆknocurl>

;/ Bdilolūt urkrlurlg gcnl ukſlfk uyd xdmdykorod Ćlolced

8/ Tryxětnt ydxcykrocāt nkymnkonk bchlndoca urkrlurlgk t umtĆknt

lurlolrcurl otmrd jlpcrd~d *p&yxdbocur,

Odgl cb urkrlurlĆglj rdurcyk ~okĆknocurl *l onljcyl urkrlurlel,>

;/ R&rdur *r,

8/ Ndbocikgrcxugk kokml~k ykxlnkoud *I,

5/ Bycikgrcxugk kokml~k ykxlnkoud *IK- IH- IKZH,

2/ Xdaxdulcok kokml~k *k- ho- θo- x- x8- X- X8,4/ Jl&gykbxkr rdur *ρ 8,

9/ ///

7/23/2019 Statisticka znacajnost i razlika:t-test

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r&rdur

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Gkbk gcxlurfc r&rdur3

Chxkbk ndbocikgrcxuglj hlykmdorolj okexrk

& Ndbok OY *gkrdacxlĆgk, uk byk olyck- axtpd

& Ndbok ̂ Y*otfdxlĆgk,

PCM

      Y      L      U      L      O      K

f ſ

F;&F8 ? 03

Bk ml nd xk~mlgk urkrlurlĆgl ~okĆknok3

Kgc nd okexr odpcocymndo r&rdur ~k od~kyluod t~cxgd

Kgc nd okexr pcocymndo r&rdur ~k ~kyluod t~cxgd

7/23/2019 Statisticka znacajnost i razlika:t-test

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^okĆknocur xk~mlgk

Bk ml ud pxcudel *kxlrfdrlĆgd uxdblod, fdxk byd axtpd urkrlurlĆgl

~okĆknoc xk~mlgtnt3

6

Bk ml xk~mlgk gcnk nd bchlndok ok t~cxgt pcurcnl l t pcptmkelnl3

6Bk ml nd xk~mlgk bchlndok lurxkſlykondf pcumdblek axdūgd fdxdonk lml

pcurcnl urykxok xk~mlgk l t pcptmkelnl3

6

Gcmlgk nd ydxcykrocāk bk nd bchlndok xk~mlgk ukfc umtĆknoc bchlndok3

7/23/2019 Statisticka znacajnost i razlika:t-test

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Cb Ćdak ~kylul

~okĆknocur xk~mlgk35 ulrtkelnd>

& OtfdxlĆgl lurk xk~mlgk pxcudgk axtpk

& Xk~mlĆlrk ykxlnkhlmocur

Gcnk byk pxcudgk ut lpkg oknxk~mlĆlrlnk3

Bkgmd- byk Ćlolcek trlĆt

ok ~okĆknocur xk~mlgk>

;/ YdmlĆlok xk~mlgd

8/ Urdpdo ykxlnkhlmocurl

7/23/2019 Statisticka znacajnost i razlika:t-test

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R&rdur ~k od~kyluod t~cxgd

Byk Ćlolcek>

;/ YdmlĆlok xk~mlgd

8/ Urdpdo ykxlnkhlmocurl

Urkobkxbok axdūgk xk~mlgd

7/23/2019 Statisticka znacajnost i razlika:t-test

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Bk ml nd xk~mlgk

urkrlurlĆgl ~okĆknok3

Gcmlgk nd ydxcykrocāk

bk ok cycmlgcf t~cxgt

bchlndfc bkrl r&urkrlurlg

t umtĆknt bk nd Jc lurlolrk3

p 6 0/05

bi 6 *O;&;, ' *O8&;, 6 <:

r 6 8/80

Jc> axtpd ud od xk~mlgtnt

Pcurcnl 5$ ūkoud bk nd Jc rkĆok

Cbhketndfc Jc ok olyct 0/04

^kgmntĆtndfc ― Axtpd ud xk~mlgtnt

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R&rdur ~k od~kyluod t~cxgd

t UPUU&t

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R&rdur ~k od~kyluod t~cxgd

t UPUU&t

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R&rdur ~k od~kyluod t~cxgd

t UPUU&t

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Gkgc l~amdbk luplu *ctrptr,3

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R&rdur ~k ~kyluod t~cxgd

^kyluol t~cxel3

;/ Xdpdrlelnk

8/ Upkxlykond

Pcurtpkg nd lurl gkc gcb r&rdurk ~k od~kyluod t~cxgd-

ukfc ūrc ud xk~mlgtnt icxftmd ~k>

;/ Urdpdod umchcbd *bi6O&;,

8/ Urkobkxbot axdūgt xk~mlgd

7/23/2019 Statisticka znacajnost i razlika:t-test

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R&rdur ~k ~kyluod t~cxgd

t UPUU&t

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R&rdur ~k ~kyluod t~cxgd

t UPUU&t

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Gkgc l~amdbk luplu *ctrptr,3