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Table 44 : Frequency distribution for 30 scores
Score on test Frequency Central tendency measures
17 1
18 1
19 0
20 3
21 2
22 6 Mode
23 3 Median
24 2 Mean
25 0
26 2
27 6 Mode
28 2
29 2
30 1
TOTAL 31
Exhibit 19 : Tests scores from Table 44represented as a bar graph
Educational Psychology 293 A Global Text