Spread vs. Level Plot of Y 17 16
14 13 12 11 10 110
100
90
80
)Spread (Standard Deviation
15
70
)Level (Mean
. ﻳﻮﺿﺢ اﻟﺸﻜﻞ ﻣﺘﻮﺳﻄﺎت اﻻﺳﺘﺠﺎﺑﺔ ) ( Yij.ﺿﺪ اﳓﺮاﻓﺎ ﺎ اﳌﻌﻴﺎرﻳﻪ وﺷﻜﻞ اﻻﻧﺘﺸﺎر ﻫﻨﺎ ﻳﺴﺎﻋﺪ ﰲ اﻟﺘﺤﻘﻖ ﻣﻦ ﲡﺎﻧﺲ اﻟﺘﺒﺎﻳﻦ وان ﻋﺸﻮاﺋﻴﺔ ﺷﻜﻞ اﻻﻧﺘﺸﺎر ﺗﺪل ﻋﻠﻰ ﻋﺪم وﺟﻮد ﻋﻼﻗﺔ ﺑﲔ اﳌﺘﻮﺳﻄﺎت و اﳓﺮاﻓﺎ ﺎ اﳌﻌﻴﺎرﻳﻪ . Groups: B * A
Spread vs. Level Plot of Y 280 260 240 220 200
160 140 120 100 110
100
90
80
)Spread (Variance
180
70
)Level (Mean Groups: B * A
ﻳﻮﺿﺢ اﻟﺸﻜﻞ اﳌﺘﻮﺳﻄﺎت ﺿﺪ ﺗﺒﺎﻳﻨﺎ ﺎ وذﻟﻚ ﻟﻨﻔﺲ اﳍﺪف اﻟﺴﺎﺑﻖ . ﻣﻼﺣﻈﺔ :اﳌﻘﺎرﻧﺎت اﻟﻘﺒﻠﻴﺔ ﰲ ﻫﺬا اﳌﺜﺎل ﺣﻠﺖ ﻳﺪوﻳﺎً ﻓﻘﻂ وﱂ ﻳﺘﻢ ﺣﻠﻬﺎ ﻋﻦ ﻃﺮﻳﻖ اﻟﱪﻧﺎﻣﺞ .