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Table 3 Scales of random index as investigated by Saaty [72]

From: Criteria prioritization for the sustainable development of second-generation bioethanol in Thailand using the Delphi-AHP technique

Matrix size (n)

1

2

3

4

4

6

7

8

9

10

Random index (RI)

0.00

0.00

0.58

0.9

1.12

1.24

1.32

1.41

1.46

1.49

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Energy, Sustainability and Society

ISSN: 2192-0567

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