Tsu-2011 - ieeetsu

nabiji 1. CamovayaliboT ZiriTadi da alternatiuli hipoTezebi:
H
0
: SerCevebi erTgvarovania.
H
1
: ori SerCeva mainc gansxvavebulia erTmaneTisagan.
nabiji 2. vipovoT kritikuli mniSvneloba:
2 2 2
CV . . ( R1)( C1), (3 1)(2 1),0.1 2,0.1
4.605 .
nabiji 3. gamovTvaloT mosalodneli mniSvnelobebi. gvaqvs:
250 570 250 30 200 570 e1,1
297.5 , e
600
1,2
12.5 , e
600
2,1
190 ,
600
200 30 150 570 150 30 e2,2
10 , e
600
3,1
142.5 , e
600
3,2
7.5 .
600
amrigad, dasrulebuli SeuRlebis cxrili iqneba:
standartuli arastandartuli jami
----------------------------------------------------------------------------------------------------
I qarxana 240 (297.5) 10 (12.5) 250
II qarxana 191 (190) 9 (10) 200
III qarxana 139 (142.5) 11 (7.5) 150
jami 570 30 600
nabiji 4. gamovTvaloT kriteriumis mniSvneloba:
2 2 2 2
( o
2
i, j
ei , j) (240 237.5) (10 12.5) (191 190)
e 237.5 12.5 190
i, j i,
j
2 2 2
(9 10) (139 142.5) (11 7.5)
2.36 .
10 142.5 7.5
nabiji 5. gadawyvetilebis miReba: radganac 2.36 < 4.605, amitom nulovani
hipoTezis uaryofis safuZveli ara gvaqvs, anu 0.1 mniSvnelovnebis
doniT SerCevebi erTgvarovania.
amocanebi
1. kvlevis Tanaxmad 6-dan 17-wlamde mozardebis 64%-s ar SeuZlia
gadalaxos sabazo Sesabamisobis testi. mkvlevars ainteresebs aris Tu
ara am kategoriis moswavleebis proporcia erTidaigive sxvadasxva skolebSi.
testireba Cautarda SemTxveviT SerCeul 120--120 moswavles oTxi
sxvadasxva skolidan. 0.05 mniSvnelovnebis doniT SeamowmeT hipoTeza
imis Sesaxeb, rom im moswavleebis proporcia, romlebmac gadalaxes Sesabamisobis
testi, erTidaigivea.
I skola II skola III skola IV skola
---------------------------------------------------------------------------------------------------------------
gadalaxa 49 38 46 34
ver gadalaxa 71 82 74 86
jami 120 120 120 120
2. sareklamo kompaniam gadawyvita sami sxvadasxva maRaziis 92—92
momxmarebels SesTavazos monawileoba miiRos bazris kvlevis gamokiTxva-
Si. wina kvlevis mixedviT, 38%-ma uari ganacxada aseT gamokiTxvaSi monawileobis
miRebaze. 0.01 mniSvnelovnebis doniT SeamowmeT hipoTeza im-
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