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Table 1 Hypothetical data set

From: Data envelopment analysis for scale elasticity measurement in the stochastic case: with an application to Indian banking

Firm

Input: \(x (a,b)\)

Output: \(y (a,b)\)

A

(1.5, 0.5)

(1, 0.51)

B

(4, 0.4)

(6, 0.6)

C

(6, 0.6)

(7, 0.7)

D

(2, 0.2)

(2.5, 2.5)

E

(4, 0.4)

(3.5, 0.5)

F

(7, 0.7)

(6.5, 0.1)

  1. For \((a,b)\), \(a\) is the mean and \(b\) is the standard deviation