Page 360 - DECO504_STATISTICAL_METHODS_IN_ECONOMICS_HINDI

vFkZ'kkL=k esa lkaf[;dh; fof/;k¡

uksV ekuk fd ge rhu&rhu in&ewY;ksa esa lekUrj ekè; fuEu izdkj fudkyrs gSa %
v + v + v
igyk ekè; = 1 2 3 , igys rhu in&ewY;ksa dk ekè;
3
v + v + v
nwljk ekè; = 2 3 4 , igys in&ewY; dks NksM+dj ,d u;k in&ewY; 'kkfey djosQ ekè;
3
v + v + v
rhljk ekè; = 3 4 5 , nwljs in&ewY; dks NksM+dj ,d u;k in&ewY; 'kkfey djosQ ekè;
3
v + v + v
vfUre ekè; = 7 8 9 , blh Øe dh iqujko`fÙk gksrh jgrh gS tc rd vfUre in&ewY; rd
3
ugha igqap tkrsA

ekè; ij vk/kfjr gS] vr% ekè; osQ lHkh nks"k blesa Hkh ik;s tkrs gSa] nwljs pØh; izHkkoksa dks nwj djus esa ;g
jhfr liQy ugha gks ikrh gSA bl izdkj miufr Kkr djus dh ;g jhfr lUrks"ktud ugha gSA
mnkgj.k (Illustration) 1: fuEu vkadM+ksa osQ vk/kj ij vèkZ&eè;d jhfr dks viukdj izo`fÙk (Trend) dh
tkudkjh djsa %
Determine the trend of the following data by semi-average method :
o"kZ (Year) : 1960 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75

fu;kZr (djksM+ #- esa) : 10 1413121015171315192118171718 19
gy (Solution) :
o"kZ (Year) fu;kZr (Export)
|
1960 10 U
1961 14 |
1962 13 | 104
|
1963 12 V ekè;] x = 8 = 13
1964 10 | eè;dk o"kZ] = − 1963 1964
1965 15 |
|
1966 17 |
1967 13 W
1968 15 U
1969 19 |
1970 21 |
|
1971 18 | ekè;] x = 144 = 18
1972 17 V eè;dk o"kZ] = 8 − 1971 1972
|
1973 17 |
1974 18 |
1975 19 |
W

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