Given the data for two factor factorial design. Factor B А 1 2 3 1 280, 290, 285 300, 310, 295 290, 285, 290 2 230, 235, 240 260, 240, 235 220, 225, 230 The mean sum of squares for interaction and degree of freedom for error are ---- and O 66.67 and 6 None 66.67 and 12 0933.33 and 7 52.78 and 2
Time left 0:40 33 Qui An industrial engineer is interested in checking the effect of four types of assembly methods on assembly time of an electronic component while blocking the effects of assembly order and operator effects. Given 1 2 3 4 1 A10 D=14 C=7 B=8 2 BE7 A=18 D=11 C-8 3 C=5 B=10 A=11 D-9 4 D=10 C-10 B-12 A=14 Find The estimate of error for y212 is 01.25 @ None O-4.5 O 3.5 -3.5
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