Download - Tamil Nadu Open University
Download - Tamil Nadu Open University
Download - Tamil Nadu Open University
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4 32 92<br />
5 23 70<br />
6 34 84<br />
7 20 64<br />
8 16 61<br />
9 33 74<br />
10 24 78<br />
5. Distinguish between primary and secondary data. Discuss briefly the methods for<br />
collecting primary data Explain their merits and demerits.<br />
gphpT - m<br />
1. cld; njhlu;G vd;gJ vd;d> jutupir cld; njhlu;Gf;nfO Kiwia tpsf;Ff.<br />
2. Gs;spapaiy tiuaiw kw;Wk; Nehf;nfy;iy vGJf.<br />
3. xU fpuhkj;jpy; 22 FLk;gq;fis Muha;e;J xt;nthU FLk;gj;jpYk; cs;s<br />
Foe;ijfspd; vz;zpf;ifia gjpT nra;jjpy; fpilj;j tptuq;fs; fPNo<br />
nfhL;f;fg;gl;Ls;sd. mtw;iw xU njhlu;r;rpaw;w miyntz; gutyhf<br />
mikf;fTk;.<br />
1 0 2 3 4 5 6 7 2 3 4<br />
0 2 5 8 4 5 12 6 3 2 7<br />
gphpT - M<br />
4. fPo;fhZk; ml;ltizapy; khztu;fs; gbf;f nrytpLk; Neuj;ijAk; mtu;fs;<br />
vLf;Fk; kjpg;ngz;fs; gw;wp xU $nwLg;gpd; tptuk; jug;gl;Ls;sJ. ,e;j<br />
$nwLg;gpw;F Fiwe;jtu;f;F njhlu;Gg;nghf;F NfhL tiuf.<br />
khztu;fspd; $nwLg;G gapYk; neuk; kjpg;ngz;<br />
1 27 88<br />
2 18 77<br />
3 22 72<br />
4 32 92<br />
5 23 70<br />
7
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