Skip to main content

Advertisement

Table 6 Frequency distribution of technical efficiency of rice farmers

From: Correcting for sample selection in stochastic frontier analysis: insights from rice farmers in Northern Ghana

Eff. Score Conventional SPF Sample selection SPF
Pool Irrigation Rainfed Pool Irrigation Rainfed
Freq. % Freq. % Freq. % Freq. % Freq. % Freq. %
10–20 0 0 0 0 0 0 10 1.9 1 0.4 2 0.6
21–30 0 0 0 0 0 0 15 2.8 7 3.1 8 2.5
31–40 118 21.9 0 0 0 0 35 6.5 20 9 13 4.1
41–50 53 9.9 0 0 127 40.3 68 12.6 22 9.9 32 10.2
51–60 80 14.9 57 25.6 45 14.3 74 13.8 27 12.1 60 19
61–70 105 19.5 30 13.5 36 11.4 128 23.8 26 11.7 70 22.2
71–80 73 13.6 64 28.7 43 13.7 132 24.5 40 17.9 105 33.3
81–90 99 18.4 42 18.8 56 17.8 71 13.2 53 23.8 25 7.9
91–100 10 1.9 30 13.5 8 2.5 5 0.9 27 12.1 0.0 0.0
Total 538 100 223 100 315 100 538 100 223 100 315 100
Min 33.7 59.4 40.6 13.3 18 18.4
Max 95.2 96.6 85.9 93.3 97.5 89.2
TE-Mean 60.6 74.4 60 62.2 68 63.4
  1. Source: Field data, 2017