Research Article
Evaluating Insects as Bioindicators of Heavy Metal Contamination and Accumulation near Industrial Area of Gujrat, Pakistan
Table 6
Test statistics for equal effect of each factor on heavy metal accumulation.
| Group | Test | Statistics | Significance |
| Season | Mann-Whitney test | 5522.00 | |
| Site | Kruskal-Wallis test | 2.7 | | Jonckheere-Terpstra test | 12053.500 | |
| Crop | Mann-Whitney test | 5522 | |
| HMG | Kruskal-Wallis test | 3.225 | | Jonckheere-Terpstra test | 10216.500 | |
| Metal | Kruskal-Wallis test | 164.050 | | Jonckheere-Terpstra test | 4539.00 | |
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Significant at 5%. Significant at 1%.
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