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Table 6 Multiple regression results for factors affecting productivity of potato

From: Assessment of production practices of smallholder potato (Solanum tuberosum L.) farmers in Wolaita zone, southern Ethiopia

Independent variables Regression coefficients SE t-value p value
Occurrence of natural hazards −0.245 0.067 −3.650*** 0.000
Seeding rate (t ha−1) 0.234 0.067 3.518*** 0.000
Major problem in using improved seeds 0.180 0.027 6.681*** 0.000
Constant 1.428 0.155 9.200*** 0.000
Number of observations 400.000    
R 2 0.190    
F-value 31.023***    
  1. *** Significant at 99% level of significance