Table 4: Fuzzy volume of standard data in data set C.

Label range No. Fuzzy volume

C1 2377 166 500530
C2 8.5 344 2071.6
C3 400 93 5617.5
C4 139.15 66 944.846
C5 21.3 13 5475.4
C6 33.18 25 12291
C7 70.43 12 1139.2