Table 5 Multivariate linear regression analysis of factors affecting the ultimate compressive bearing capacity of serpentine piles.

From: Study on the bearing capacity optimization and performance of photovoltaic support in desert sand and gravel area based on bionics

Variable

Regression coefficient

Standard error

Standardized regression coefficient

T

P

Burial depth

-0.006

0.070

-0.011

-0.087

0.931

Width

-1.572

0.232

-0.830

-6.781

0.000

Spacing

0.251

0.139

0.221

1.803

0.091

  1. Note: R2 = 0.775, adjusted R2 = 0.715.
  2. According to Table 5, the influence of each variable on the ultimate compressive bearing capacity of serpentine piles is as follows:
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