【正文】
o u n d e d V a l u eB o x C o x P l o t o f S k e w e d 經(jīng) BoxCox Transformation后的數(shù)據(jù)比較 S k e w e dFrequency2 01 61 2844 03 02 01 00H i s t o g r a m o f S k e w e dB C S k e w e dFrequency1 . 1 21 . 1 01 . 0 81 . 0 61 . 0 41 . 0 22 01 51 050H i s t o g r a m o f B C S k e w e d處理前 處理后 Variables Charts for Subgroups ? xbarR, xbars, 適用于不同樣本容量數(shù)據(jù)( =5, 5) ? IMRR/S —— 單值移動極差 XbarR ? WorkSheet ? : StatControl Charts XbarR ? xbarR chart Dialog Box Choose : All observations for a chart are in one column , select supp1 into Box , Enter Subgroup size 5 ? Click Ok S a m p l eSample Mean1 91 71 51 31 1975316 0 0 . 56 0 0 . 05 9 9 . 55 9 9 . 0__X = 5 9 9 . 5 4 8U C L = 6 0 0 . 3 2 1L C L = 5 9 8 . 7 7 5S a m p l eSample Range1 91 71 51 31 1975313210_R = 1 . 3 4 1U C L = 2 . 8 3 5L C L = 0X b a r R C h a r t o f S u p p 1 Use “ Observations of a subgroup are in one row for columns” ? 標(biāo)示 CalcMake patterned datasimple set of