(:ﻋﺩﺩ ﺴﺎﻋﺎﺕ ﻤﺸﺎﻫﺩﺓ ﺃﻓﺭﺍﺩ ﺍﻟﻌﻴﻨﺔ ﻟﻘﻨﺎﺓ ﺍﻟﺠﺯﻴﺭﺓ 7) ﺍﻟﺸﻜل
5.8
0.2
9.2
3.7
6.7
24.8
18.6
31.0
ﺍﻗل ﻤﻥ ﺴﺎﻋﺔ
ﻤﻥ ﺴﺎﻋﺔ - ﺃﻗل ﻤﻥ ﺴﺎﻋﺘﻴﻥ
ﺴﺎﻋﺎﺕ 3 ﺴﺎﻋﺘﻴﻥ - ﺃﻗل ﻤﻥ
ﺴﺎﻋﺎﺕ 4 ﺜﻼﺙ ﺴﺎﻋﺎﺕ - ﺃﻗل ﻤﻥ
ﺴﺎﻋﺎﺕ 5 ﺃﺭﺒﻌﺔ ﺴﺎﻋﺎﺕ - ﺃﻗل ﻤﻥ
5 ﺴﺎﻋﺎﺕ ﻓﺄﻜﺜﺭ
ﺤﺴﺏ ﺍﻟﻅﺭﻭﻑ ﺍﻟﻠﻭﺠﺴﺘﻴﺔ
ﻏﻴﺭ ﻤﺤﺩﺩﺓ
2 . 5 17 . 5 912 . 5
47
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