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Tsu-2011 - ieeetsu

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ovnebis doniT gvaqvs Tu ara sakmarisi safuZveli ukuvagdoT inspeqtoris<br />

mosazreba?<br />

amoxsna. CamovayaliboT ZiriTadi da alternatiuli hipoTezebi:<br />

H0 : p 0.15 , H1 : p 0.15 . vinaidan, 0.05 da kriteriumi ormxrivia, kritikuli<br />

mniSvnelobebia: z /2<br />

1.96 da z /2<br />

1.96 . garda amisa, gvaqvs:<br />

38<br />

p0 0.15 , n 200 , x w n<br />

0.19 . amitom kriteriumis mniSvneloba iqneba:<br />

200<br />

x<br />

p0<br />

0.19 0.15<br />

z 1.58<br />

.<br />

p0(1 p0)/ n 0.15 0.85/ 200<br />

rogorc vxedavT, kriteriumis mniSvneloba ar vardeba kritikul<br />

areSi, amitom nulovan hipoTezas ar ukuvagdebT. amrigad, Cven ara gvaqvs<br />

sakmarisi safuZveli inspeqtoris mosazrebis sawinaaRmdegod.<br />

magaliTi 3. prokuroris mtkicebiT advokatebis 25%-ze meti iyenebs<br />

reklamas. 200 SemTxveviT SerCeul advokatze dakvirvebam aCvena, rom 63<br />

maTgani ama Tu im formiT iyenebda reklamas. 0.05 mniSvnelovnebis<br />

doniT gvaqvs Tu ara sakmarisi safuZveli gaviziaroT prokuroris<br />

mtkicebuleba?<br />

amoxsna. CamovayaliboT ZiriTadi da alternatiuli hipoTezebi:<br />

63<br />

H0 : p 0.25 , H1 : p 0.25 . gvaqvs: p0 0.25 , n 200 , x w n<br />

0.315 .<br />

200<br />

gamovTvaloT kriteriumis mniSvneloba:<br />

x<br />

p0<br />

0.315 0.25<br />

z 2.12 .<br />

p0(1 p0)/ n 0.25 0.75/ 200<br />

gamovTvaloT P -mniSvneloba:<br />

P1 ( z) 1 (2.12) 19830 0.0170 .<br />

radganac P -mniSvneloba < (0.017 < 0.05), amitom H<br />

0<br />

unda ukuvagdoT.<br />

maSasadame, Cven gvaqvs sakmarisi safuZveli gaviziaroT prokuroris<br />

mosazreba imis Sesaxeb, rom advokatebis 25%-ze meti iyenebs reklamas.<br />

amocanebi<br />

1. satelefono kompaniis SefasebiT maTi momxmareblebis 40%-s gaaCnia<br />

lodinis reJimis mqone mowyobileba. am hipoTezis Seamowmeblad Seir-<br />

Ca 100 momxmarebeli da gairkva, rom maT 37%-s aqvs lodinis reJimis mqone<br />

mowyobileba. 0.01 mniSvnelovnebis doniT gvaqvs Tu ara sakmarisi safuZveli<br />

ukuvagdoT kompaniis mosazreba?<br />

2. saTamaSoebis mwarmoeblis azriT 14 wlamde asakis bavSebis sul<br />

cota 23%-s aqvs sasrialo gorgolaWebiani dafa. 14 wlamde asakis 40 bav-<br />

Svian SerCevaSi sasrialo dafa aRmoaCnda 7 bavSvs. gvaqvs Tu ara sakmarisi<br />

safuZveli 0.05 mniSvnelovnebis doniT uarvyoT saTamaSoebis mwarmoeblis<br />

mosazreba?<br />

137

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