两因素方差分析数据结构 data structure of two way analysis of variance 因素A 因素B1 2 Ⅹ…·XⅩ∴·XⅩ∴·X X…··X X…·Xx…·XX…·X X…·Xx…·X…·X X…·X X…··X两因素方差分析数据结构 data structure of two way analysis of variance x x x x x x x x 3 x x x x x x x x 2 x x x x x x x x 1 x x x x x x x x 1 2 3 r B c A 因素 因素