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Table 6 Showing FR values for slope classes

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

  Factor classes No. of points % of points Class area %of class area Frequency ratio Relative frequency
Slope 0–2 65,423.14 61.06 283,093 48.82 1.25 0.44
2–4 34,133.81 31.85 217,715 37.54 0.84 0.30
4–9 7585.291 7.07 59,650 10.28 0.68 0.24
9–16 0 0 14,653 2.52 0 0
16–43 0 0 4708 0.81 0 0
Sum 107,142.2 100 579,819 100 2.78 1