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Table 12 Paired t test result for estimated value of livestock.

From: The contribution of Productive Safety Net Program for food security of the rural households in the case of Bale Zone, Southeast Ethiopia

Variable Obs Mean Std. Err. SD [95% conf. interval]
Q19ATo ~ la 420 15,729.85 834.0329 16,172.5 14,089.88 17,369.81
Q19BTo ~ lb 420 6000.16 401.1064 7777.742 5211.46 6788.859
diff 420 9729.686 798.3131 15,479.87 8159.955 11,299.42
mean(diff) = mean(Q19ATotal − Q19BTotal) t = 12.1878      
Ho: mean(diff) = 0 Degrees of freedom = 420      
Ha: mean(diff) < 0 Ha: mean(diff) ! = 0 Ha: mean(diff) > 0     
Pr(T < t) = 1.0000 Pr(|T| > |t|) = 0.0000 Pr(T > t) = 0.0000     
  1. aTotal estimated value of livestock after PSNP
  2. bTotal estimated value of livestock before PSNP