No. Pre-test Score Post-test Score t-Test: Paired Two Sample for Means1 23 272 23 28 Variable 1 Variable 23 15 20 Mean 31.04 26.444 24 30 Variance 25.623333333333 21.2566666675 26 32 Observations 25 256 22 24 Pearson Correlation 0.4526933419337 20 25 Hypothesized Mean Difference 08 28 26 df 249 30 35 t Stat 4.5325146795557

10 27 27 P(T<=t) one-tail 6.8174614858E-0511 25 30 t Critical one-tail 1.710882066733512 28 33 P(T<=t) two-tail 0.000136349229713 32 32 t Critical two-tail 2.063898547318114 30 35

15 33 33 Interpretation:16 27 3017 25 2918 20 4019 30 3520 31 2721 22 4022 34 4023 26 3024 31 3425 29 34

LINEAR GRAPH ON PRE-TEST & POST-TEST SCORES OF 25 TRAINEES

Interpretation:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 250

5

10

15

20

25

30

35

40

45

Pre-test ScorePost-test Score