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Table 4 Showing FR values for drainage buffer classes

From: GIS-based gully erosion susceptibility modeling, adapting bivariate statistical method and AHP approach in Gombe town and environs Northeast Nigeria

Factor Factor class No. of points % of points class area % of class area Frequency ratio Relative frequency
Drainage buffer < 500 M 89,127.17 83.18 257,741 44.47 1.87 0.75
500 m-1KM 17,066.91 15.92 166,659 28.75 0.55 0.22
1KM-2KM 948.16 0.88 133,386 23.01 0.03 0.01
2KM-3KM 0   18,938 3.26 0 0
3KM-5KM 0   2859 0.49 0 0
Sum 107,142.2 100 579,800 100 2.46 1