Research Article

Performance Analysis in Production Systems with Uncertain Data: A Stochastic Data Envelopment Analysis Approach

Table 4

Standard deviation of inputs.

DMUsElectricity distribution companiesDeviation of the first input criterionDeviation of the second input criterionDeviation of the third input criterionDeviation of the fourth input criterionDeviation of the fifth input criterionDeviation of the sixth input criterionDeviation of the first output criterionDeviation of the second output criterion

1Azerbaijan1089.8831237.542215.05581070.038270.2961775.2903831.9791673.598
2Esfahan1498.915705.8272319.76711188.98428.8438995.109933.74352313.444
3Kermanshah322.66860289.07781296.611561.172693.5971678.10841340.566
4Tehran2489.0942504.38983.294661720.807249.07231123.0761623.3693402.231
5Khorasan881.8044908.9224431.5762771.0019502.0667926.43561356.3911607.083
6Khuzestan297.5013217.1843366.6322131.656276.44891200.9062192.8672713.754
7Zanjan237.1139313.7117335.8794695.6687375.4917513.3965681.8732918.4726
8Semnan134.3652264.0417280.8594654.7603106.6865160.7389812.4838315.395
9Sistan and Baluchestan196.5782197.9394496.7202603.1526300.5495327.6523185.0081685.6501
10The west371.9556476.3024396.28651144.02255.3703425.39391682.792763.4743
11Fars1379.9461118.915634.97562660.342739.181423.8414040.3262041.423
12Kerman224.6264256.3416285.8916713.4466312.9601314.8651626.46471252.81
13Guilan632.6855562.7966150.9967497.6073109.0138286.4961697.3034606.6424
14Mazandaran251.61886.6332553.64699924.1342529.2353893.8775472.11651412.197
15Hormozgan118.1397216377.5991084.7041882.73824.2087667.46242207.234
16Yazd185.1756195.287315.0286648.906873.67496224.0982903.47881074.818