Research Article

Study on Compaction of Reclaimed Soil of Nonmetallic Mining Area in Northern Foothills of Tianshan Mountains in Xinjiang, China

Table 4

Results of multiple comparison analysis.

Comparing subjectsSample 1-sample 2Test statisticsStandard errorStandardized test statisticsSignificanceAdjusted significanceResult

The impact of soil thickness to the porosity70 cm-50 cm−14.7785.715−2.5860.100.029 < 0.05Pass
70 cm-30 cm−23.7785.578−4.2630.000.000 < 0.05Pass
50 cm-30 cm−9.04.497−2.0010.450.136 > 0.05Fail

The impact of compaction times to the porosity5 times-3 times3.3335.1120.6520.5141.000 > 0.05Fail
5 times-1 time9.4675.1121.8520.0640.384 > 0.05Fail
5 times-0 times28.2678.8543.1920.0010.008 < 0.05Pass
3 times-1 time6.1335.1121.2000.2301.000 > 0.05Fail
3 times-0 times24.9338.8542.8160.0050.029 < 0.05Pass
1 time-0 times18.8008.8542.2130.0340.202 > 0.05Fail