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Table 2 The correlation test between inputs and outputs of the model

From: Investment performance measurement of new generation mobile communication networks based on dynamic DEA model

  I1I2I3I4I5
S1Pearson correlation0.5350.6660.3880.3920.392
 Sig. (two-tailed)0.0000.0000.0000.0000.000
S2Pearson correlation0.6000.7050.3900.3540.412
 Sig. (two-tailed)0.0000.0000.0000.0000.000
A1Pearson correlation0.5860.7230.4180.4000.424
 Sig. (two-tailed)0.0000.0000.0000.0000.000
A2Pearson correlation0.5840.7250.4220.3990.418
 Sig. (two-tailed)0.0000.0000.0000.0000.000
U1Pearson correlation0.5690.7160.4250.4110.423
 Sig. (two-tailed)0.0000.0000.0000.0000.000
U2Pearson correlation0.4700.5420.2320.2410.303
 Sig. (two-tailed)0.0000.0000.0000.0000.000
R1Pearson correlation0.5790.7080.4460.3930.434
 Sig. (two-tailed)0.0000.0000.0000.0000.000
R2Pearson correlation0.6280.6710.3770.3000.377
 Sig. (two-tailed)0.0000.0000.0000.0000.000