616
F. Abdelradi and D. Yassin
Table 2
Summary statistics for variables in the analysis
Variable
Production
Cultivated area
Fertilizers
Pesticides
Labor
Max.
Temp.
Humidity
Solar
radiation
Behera governorate
Maize
Mean
480,035
125,391
293
43
375
27.7
52
20
Std. Dev.
70,657
17,713
167
29
113
1.4
4.1
0.5
Normality
−0.948
(0.828)
0.362 (0.358)
0.808
(0.209)
−0.558
(0.711)
0.533
(0.297)
1.113
(0.132)
−1.461
(0.928)
−4.639
(1.000)
Wheat
Mean
317,502
6,077,439
753
102
1315
29.6
48.2
20.5
Std. Dev.
37,863
696,170
1142.7
36.6
2001
0.8
1.6
0.8
Normality
−0.945
(0.827)
0.160 (0.436)
4.343
(0.000)
0.002
(0.499)
4.126
(0.000)
1.960
(0.025)
−0.212
(0.583)
1.425
(0.077)
Rice
Mean
908,280
219,068
157
44
364
28.5
50
20
Std. Dev.
82,455
19,417
86
14
141
1.08
3.4
0.57
Normality
−0.759
(0.775)
0.836 (0.201)
2.318
(0.010)
−2.197
(0.985)
0.966
(0.167)
−3.910
(0.999)
−0.203
(0.580)
1.876
(0.030)
Gharbia governorate
Maize
Mean
261,494
73,754
225
67
495
28.4
49.8
19.6
Std. Dev.
53,071
15,286
154
14
81
1.8
4.7
0.84
Normality
0.164 (0.434)
−0.369 (0.644)
3.221
(0.000)
1.364
(0.086)
3.433
(0.000)
0.373
(0.354)
−0.415
(0.661)
0.910
(0.181)
Wheat
Mean
150,796
2,891,901
786
112
1406
30.3
45.9
20.3
Std. Dev.
9686
267,846
1371
30.
2113
1.5
2.4
0.78
Normality
1.467 (0.071) – 0.746 (0.772)
4.496
(0.000)
−0.115
(0.545)
4.168
(0.000)
−0.334
(0.630)
−1.278
(0.899)
1.313
(0.094)
(continued)