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Table 3 Linear regression and correlation coefficients for the relationship between SAVI and LST; SAVI and AAP in 1985, 2000, and 2015 pixel-by-pixel

From: Effects of soil and water conservation on vegetation cover: a remote sensing based study in the Middle Suluh River Basin, northern Ethiopia

Dependent variable Independent variable Regression equation R2 (%) R r Sig.
SAVI_2015 LST_2015 Y = 0.331 − 0.0057x 7.2 0.269 − 0.269 0.000
SAVI_2000 LST_2000 Y = 0.352 − 0.0052x 12.9 0.359 − 0.359 0.000
SAVI_1985 LST_1985 Y = 0.193 − 0.0011x 1.0 0.102 − 0.102 0.000
SAVI_2015 AAPa Y = 0.287 − 0.0002x 1.8 0.135 − 0.135 0.000
SAVI_2000 AAPb Y = 0.138 − 0.00004x 0.3 0.057 0.057 0.000
SAVI_1985 AAPc Y = 0.051 − 0.0002x 6.4 0.252 0.252 0.000
  1. aAverage annual precipitation for 2015
  2. bAverage annual precipitation for 2000
  3. cAverage annual precipitation for 1985