I I|GSF hr tt.l.rt!.t tn.!. tr tlltbi - Higher Education Commission
I I|GSF hr tt.l.rt!.t tn.!. tr tlltbi - Higher Education Commission
I I|GSF hr tt.l.rt!.t tn.!. tr tlltbi - Higher Education Commission
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Th€ uni that happtud ro b€ selected fiom th' pr€vioustv<br />
uled mtenal wa uit (10) and tom the new mterial unit number<br />
{2) w6 taken. Lessons were iaken ftom both lhe couNe book and<br />
ihi workbook. The choice of the lhit nubber wrs de.ided bv the<br />
time the exD€riment wd conducted and bv the amount of lessons<br />
rlE orisinal telchq bad alftldy ov€red so iot ex&Ple. Egddiog<br />
tlle olJ Mredd. niG uils were alteadv talgh by tlE original<br />
teacher ard ti€rEfore the choice had lo be on th€ n€n orc afld $ar<br />
was(t0).<br />
Why one Llnit? The dwe. to this question is that by lirnilirg<br />
onesefto on€ unj! w6 dei.nined bv the apPatot adequacv ofthe<br />
dnber of lessoN ad th€ r€latcd acliviti4 e3ch uit vielded.<br />
Mo@ver usirg @ uit was abo boundd by the rs<strong>tr</strong>ictioEs s€t tP<br />
by the r€sp€ctive school becrus€ it was nol easy to 8et t achcF arxl<br />
s.hool autlroritiB who could $crfice, a tb€y clld it th€n<br />
studols for a longer period of li<s<strong>tr</strong>ong>tn</s<strong>tr</strong>ong>e. For them this time was simPlv<br />
Ihe lessots of LIF le4hing tutetial of bo$ veEions sR. a!<br />
they werE tol suiiable to be Ned for l€amer-c€ntered tezchin8 ald<br />
Iemiig. Sorie adaplalion was made to suit the situ tion and ihjs<br />
wss in the mhd of the researcher in adwne a! h€ wa! wel<br />
acquinted with texlbooks. It is however wonhy to rememb€r that<br />
the new textbooks d€ morc suitlble to b€ Bed for leamer-c€nle.€d<br />
teactii.g than the replac€d ones. They do not requiE nEh<br />
adapialiD Msteriat adaptation ate dealt wilh i, lh€ n xt cbaPtq<br />
(cltsp.5)<br />
4.5 Ins<strong>tr</strong>umenb ofD<s<strong>tr</strong>ong>rt</s<strong>tr</strong>ong>a Collectioo:<br />
More than one is<strong>tr</strong>unent was used fc <s<strong>tr</strong>ong>tt</s<strong>tr</strong>ong>3 data collectioc<br />
with tle purposr of dsuiDg vatidiry snd reli.bility of th. results of<br />
th€ study. These ils<s<strong>tr</strong>ong>tt</s<strong>tr</strong>ong>rl@<s<strong>tr</strong>ong>rt</s<strong>tr</strong>ong>s were an achieveDent post-tes! a<br />
qEstio@irc ed dassmn obseflatioG.
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