SEAT/DYNAMO/HANDLEBAR/GEAR/RANINCOAT/BREAKFAST/TIRE EFFECT ON BIKE SPEED BOX, HUNTER & HUNTER (1978) STATISTIC FOR EXPERIMENTERS WILEY, PAGE 391 2**(7-4) FRACTIONAL FACTORIAL DESIGN NUMBER OF OBSERVATIONS = 8 TOTAL NUMBER OF VARIABLES PER LINE IMAGE = 8 RESPONSE VARIABLE = TIME TO CLIMB HILL (IN SEC) FACTOR 1 = SEAT HEIGHT (2 LEVELS) FACTOR 2 = DYNAMO ENGAGED YES/NO (2 LEVELS) FACTOR 3 = HANDLEBAR ANGLE (2 LEVELS) FACTOR 4 = GEAR (2 LEVELS) FACTOR 5 = RAINCOAT ON/OFF 92 LEVELS) FACTOR 6 = BREAKFAST YES/NO (2 LEVELS) FACTOR 7 = TIRE PRESSURE LOW/HIGH (2 LEVELS) TO READ THIS FILE INTO DATAPLOT-- DIMENSION 20 VARIABLES SKIP 25 READ BOXBIKE2.DAT Y X1 TO X7 Y X1 X2 X3 X4 X5 X6 X7 ------------------------------- 69 -1 -1 -1 +1 +1 +1 -1 52 +1 -1 -1 -1 -1 +1 +1 60 -1 +1 -1 -1 +1 -1 +1 83 +1 +1 -1 +1 -1 -1 -1 71 -1 -1 +1 +1 -1 -1 +1 50 +1 -1 +1 -1 +1 -1 -1 59 -1 +1 +1 -1 -1 +1 -1 88 +1 +1 +1 +1 +1 +1 +1