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Frequency Distribution of Test Results No. 2

* Average score: TN group: n  n i X i n X  i  1  n i i  1 = 6.01 Control group: n  n i Y i n Y  i  1 n i ​ i  1 = 5.33 Table 3.8: Grading of test number 2 Group T.number HS (n) Classification Least Weak Average Rather Good Point 1 - 2 3 - 4 5 - 6 7 - 8 9 - 10 TN 128 HS ...

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