12**(8-3) FRACTIONAL FACTORIAL DESIGN 2NUMBER OF LEVELS FOR EACH FACTOR = 2 3NUMBER OF FACTORS = 8 4NUMBER OF OBSERVATIONS = 32 5RESOLUTION = 4 (THEREFORE NO MAIN EFFECTS ARE 6 CONFOUNDED WITH ANY 2-FACTOR 7 INTERACTIONS; 8 MAIN EFFECTS ARE CONFOUNDED WITH 9 3-FACTOR INTERACTIONS AND HIGHER) 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 FACTOR DEFINITION CONFOUNDING STRUCTURE 12 1 1 1 + 236 + 247 Higher 13 2 2 2 + 136 + 147 + Higher 14 3 3 3 + 126 + 467 + Higher 15 4 4 4 + 127 + 367 + Higher 16 5 5 5 + Higher 17 6 123 6 + 123 + 347 + Higher 18 7 124 7 + 124 + 346 + Higher 19 8 2345 8 + Higher 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 12 12 + 36 + 47 + Higher 22 13 13 + 26 + Higher 23 14 14 + 27 + Higher 24 15 15 + Higher 25 16 16 + 23 + Higher 26 17 17 + 24 + Higher 27 18 18 + Higher 28 23 23 + 16 + Higher 29 24 24 + 17 + Higher 30 25 25 + Higher 31 26 26 + 13 + Higher 32 27 27 + 14 + Higher 33 28 28 + Higher 34 34 34 + 57 + Higher 35 35 35 + Higher 36 36 36 + 12 + 47 + Higher 37 37 37 + 46 + Higher 38 38 38 + Higher 39 45 45 + Higher 40 46 46 + 37 + Higher 41 47 47 + 12 + 36 + Higher 42 48 48 + Higher 43 56 56 + Higher 44 57 57 + Higher 45 58 58 + Higher 46 67 67 + 34 + Higher 47 68 68 + Higher 48 78 78 + Higher 49. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50DEFINING RELATION = I + 1236 + 1247 + 23458 51DEFINING RELATION (CONT.) + 3467 + 14568 + 13578 + 25678 52REFERENCE--BOX, HUNTER & HUNTER, STAT. FOR EXP., PAGE 410, 53NOTE--IF POSSIBLE, THIS (AS WITH ALL EXPERIMENT DESIGNS) SHOULD BE 54 RUN IN RANDOM ORDER (SEE DATAPLOT'S RANDOM PERMUTATION FILES). 55NOTE--TO READ THIS FILE INTO DATAPLOT-- 56 SKIP 75 57 READ 2TO8M3.DAT X1 TO X8 58DATE--DECEMBER 1988 59NOTE--IN THE DESIGN BELOW, "-1" REPRESENTS THE "LOW" SETTING OF A FACTOR 60 "+1" REPRESENTS THE "HIGH" SETTING OF A FACTOR 61NOTE--ALL FACTOR EFFECT ESTIMATES WILL BE OF THE FORM 62 AVERAGE OF THE "HIGH" - AVERAGE OF THE "LOW" 63 64 65 66 67 68 69 70 71 72 73 74 X1 X2 X3 X4 X5 X6 X7 X8 75 ------------------------------ 76 -1 -1 -1 -1 -1 -1 -1 +1 77 +1 -1 -1 -1 -1 +1 +1 +1 78 -1 +1 -1 -1 -1 +1 +1 -1 79 +1 +1 -1 -1 -1 -1 -1 -1 80 -1 -1 +1 -1 -1 +1 -1 -1 81 +1 -1 +1 -1 -1 -1 +1 -1 82 -1 +1 +1 -1 -1 -1 +1 +1 83 +1 +1 +1 -1 -1 +1 -1 +1 84 -1 -1 -1 +1 -1 -1 +1 -1 85 +1 -1 -1 +1 -1 +1 -1 -1 86 -1 +1 -1 +1 -1 +1 -1 +1 87 +1 +1 -1 +1 -1 -1 +1 +1 88 -1 -1 +1 +1 -1 +1 +1 +1 89 +1 -1 +1 +1 -1 -1 -1 +1 90 -1 +1 +1 +1 -1 -1 -1 -1 91 +1 +1 +1 +1 -1 +1 +1 -1 92 -1 -1 -1 -1 +1 -1 -1 -1 93 +1 -1 -1 -1 +1 +1 +1 -1 94 -1 +1 -1 -1 +1 +1 +1 +1 95 +1 +1 -1 -1 +1 -1 -1 +1 96 -1 -1 +1 -1 +1 +1 -1 +1 97 +1 -1 +1 -1 +1 -1 +1 +1 98 -1 +1 +1 -1 +1 -1 +1 -1 99 +1 +1 +1 -1 +1 +1 -1 -1 100 -1 -1 -1 +1 +1 -1 +1 +1 101 +1 -1 -1 +1 +1 +1 -1 +1 102 -1 +1 -1 +1 +1 +1 -1 -1 103 +1 +1 -1 +1 +1 -1 +1 -1 104 -1 -1 +1 +1 +1 +1 +1 -1 105 +1 -1 +1 +1 +1 -1 -1 -1 106 -1 +1 +1 +1 +1 -1 -1 +1 107 +1 +1 +1 +1 +1 +1 +1 +1 108