2**(6-3) FRACTIONAL FACTORIAL DESIGN NUMBER OF LEVELS FOR EACH FACTOR = 2 NUMBER OF FACTORS = 6 NUMBER OF OBSERVATIONS = 8 RESOLUTION = 3 (CAUTION! MAIN EFFECTS ARE CONFOUNDED WITH 2-FACTOR INTERACTIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FACTOR DEFINITION CONFOUNDING STRUCTURE 1 1 1 + 24 + 35 + HIGHER-ORDER INTERACTIONS 2 2 2 + 14 + 36 + HIGHER-ORDER INTERACTIONS 3 3 3 + 15 + 26 + HIGHER-ORDER INTERACTIONS 4 12 4 + 12 + 56 + HIGHER-ORDER INTERACTIONS 5 13 5 + 13 + 46 + HIGHER-ORDER INTERACTIONS 6 23 6 + 23 + 45 + HIGHER-ORDER INTERACTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 12 + 56 + Higher 13 13 + 46 + Higher 14 14 + 36 + Higher 15 15 + 25 + Higher 16 16 + 25 + Higher 23 23 + 45 + Higher 24 24 + 35 + Higher 25 25 + 16 + Higher 26 26 + 15 + Higher 34 34 + 16 + Higher 35 35 + 24 + Higher 36 36 + 14 + Higher 45 45 + 23 + Higher 46 46 + 13 + Higher 56 56 + 12 + Higher . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DEFINING RELATION = I = 124 = 135 = 236 = 456 DEFINING RELATION (CONT.) = 2345 = 1346 = 1256 REFERENCE--BOX, HUNTER & HUNTER, STAT. FOR EXP., PAGE 410, NOTE--IF POSSIBLE, THIS (AS WITH ALL EXPERIMENT DESIGNS) SHOULD BE RUN IN RANDOM ORDER (SEE DATAPLOT'S RANDOM PERMUTATION FILES). NOTE--TO READ THIS FILE INTO DATAPLOT-- SKIP 50 READ 2TO6M3.DAT X1 TO X6 DATE--DECEMBER 1988 NOTE--IN THE DESIGN BELOW, "-1" REPRESENTS THE "LOW" SETTING OF A FACTOR "+1" REPRESENTS THE "HIGH" SETTING OF A FACTOR NOTE--ALL FACTOR EFFECT ESTIMATES WILL BE OF THE FORM AVERAGE OF THE "HIGH" - AVERAGE OF THE "LOW" X1 X2 X3 X4 X5 X6 ---------------------- -1 -1 -1 +1 +1 +1 +1 -1 -1 -1 -1 +1 -1 +1 -1 -1 +1 -1 +1 +1 -1 +1 -1 -1 -1 -1 +1 +1 -1 -1 +1 -1 +1 -1 +1 -1 -1 +1 +1 -1 -1 +1 +1 +1 +1 +1 +1 +1