International Scholarly Research Notices / 2012 / Article / Tab 4

Research Article

Predictive Modelling of Wellhead Corrosion due to Operating Conditions: A Field Data Approach

Table 4

Summary of ANOVA for wellhead corrosion and operating parameters.

Measured parametersdfSSMS Significance

CR( , , pH, )Regression40.726100.18152.83850.045
Residual251.598770.0640
Total292.32487

CR( , , )Regression30.780250.26014.37790.012709
Residual261.544620.0594
Total292.32487

CR( , , )Regression30.684990.22833.62010.026244
Residual261.639880.0631
Total292.32487

CR( , )Regression20.390640.19532.72650.083462
Residual271.934230.0716
Total292.32487