Tsu-2011 - ieeetsu

'2 '2
'2 '2
TV . . s1 / s2
246.38/95.87 2.57 . vinaidan, s1 s2
, amitom k 61 5 da
l 41 3. fiSeris ganawilebis cxrilidan amoviRoT Semdegi fragmenti:
0.1 0.05 0.025 0.01 0.005
F
5.31 9.01 14.88 28.24 45.39
5,3,
vinaidan 2.57 < 5.31, amitom P -mniSvneloba > 0.1. Sesabamisad, P -mniSvneloba
> 0.01 , amitom ZiriTadi hipoTeza ar unda ukuvagdoT, anu
0.01 mniSvnelovnebis doniT Cven ara gvaqvs sakmarisi safuZveli davaskvnaT,
rom amerikis aeroportebSi mgzavrTa ricxis dispersia ufro metia
vidre evropis aeroportebSi mgzavrTa ricxis dispersia.
magaliTi 3. ori damoukidebeli normaluri populaciidan aRebulia
'2
15-is toli moculobis SerCevebi, romelTaTvisac: xn
132.45 , s1 123;
'2
ym
128.06 , s2 95. SeamowmeT hipoTeza dispersiaTa tolobis Sesaxeb
0.05 mniSvnelovnebis doniT da aageT 95%-iani ndobis intervali dispersiaTa
fardobisaTvis.
amoxsna. CamovayaliboT ZiriTadi da alternatiuli hipoTezebi:
2 2
2 2
H : / 1,
H : / 1. visargebloT gamartivebuli proceduriT.
0 1 2
vinaidan,
s
'2 '2
1 2
1 1 2
s , amitom k n1 14 da l m1 14. gamovTvaloT kriteriumis
mniSvneloba: f 123/95 1.3. radganac saqme gvaqvs marjvena calmxriv
alternativasTan, amitom kritikuli area [ Fkl
, , , ) [ F14,14,0.05, ) [2.48, ) .
ramdenadac 1.3 < 2.48, amdenad nulovani hipoTezis uaryofis safuZveli
ara gvaqvs, anu 0.05 mniSvnelovnebis doniT SegviZlia davaskvnaT, rom
populaciaTa dispersiebi tolia.
avagoT ndobis intervali. Tanafardobidan (1 ) 100% 95% gamomdinare
0.05 , / 2 0.025 . amitom saZiebeli intervali iqneba:
( f / F14,14,0.025 , f F14,14,0.025
) ,
(1.3/ 2.9,1.3 2.9) anu (0.45,3.77) .
magaliTi 4. Sesadarebelia ori dazgis muSaobis sizuste. pirvel
dazgaze Catarebulia 25 dakvirveba, xolo meoreze ki 20. s '2
1
3.1, s '2
2
1.4 .
SegviZlia Tu ara 0.05 mniSvnelovnebis doniT davaskvnaT, rom meore
2 2
dazga ufro zustia, vidre pirveli ( )? aageT 90%-iani ndobis inte-
1 2
rvali
2 2
1
/
2
fardobisaTvis.
amoxsna. CamovayaliboT ZiriTadi da alternatiuli hipoTezebi:
2 2
2 2
'2 '2
H0 : 1 / 2
1,
H1 : 1 / 2
1. gvaqvs: n 25 , m 20 ; s1 s2
, k n1 24 da
l m1 19; kritikuli mniSvneloba CV . . Fkl
, , F24,19,0.05
2.04 ; kritikuli
C. R. [ F , ) [2.04, ); kriteriumis mniSvneloba:
are
24,19,0.05
TV . . f 3.1/1.4 2.214 .
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