Table 5 Significant difference in the effects of coco wood samples during termite repellency analysis using one-tailed T-test
Week # | Samples [A] and [B] | Samples [A] and [C] | Samples [B] and [C] | ||||||
|---|---|---|---|---|---|---|---|---|---|
Computed t-value | Degrees of freedom, df | Critical t-value (1% α) | Computed t-value | Degrees of freedom, df | Critical t-value (1% α) | Computed t-value | Degrees of freedom,df | Critical t-value (1% α) | |
1 | 29.06 | 4 | 3.75 | 27.49 | 4 | 3.75 | 0.29 | 4 | 3.75 |
2 | 21.66 | 3.75 | 21.47 | 3.75 | 1.04 | 3.75 | |||
3 | 28.58 | 3.75 | 37.58 | 3.75 | 3.32 | 3.75 | |||
4 | 258.26 | 3.75 | 123.97 | 3.75 | 3.45 | 3.75 | |||