33.
答案:登入後查看
統計: A(8), B(85), C(14), D(3), E(0) #176230
統計: A(8), B(85), C(14), D(3), E(0) #176230
詳解 (共 4 筆)
#2485133
SSxy = Σxy- (ΣxΣy:n) =4903-(39x1092:10) = 4903-4258.8 =644.2
R= SSxy : Sqrt(SSx x SSy)
SSx= Σx2 - (Σx)2:n = 209-(39)2:10 = 209-152.1 = 56.9
SSy= Σy2 - (Σy)2:n =128940-(1092)2:10 = 128940-119246.4 = 9693.6
把數字放回去。
R= 644.2 : Sqrt(56.9x9693.6) = 644.2 : 742.675 = 0.86740
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#4607124

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#984542
要看變異數分析
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#461280
請問怎麼算?
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