This is Dataplot data file SPLETT3.DAT Boulder Eddy Current Probe Sensitivity Study Goal: Determine the effect of probe coil construction factors on eddy current. 2**3 full factorial experiment (part of a larger experiment) Number of observations = 8 Total number of variables per line image = 4 Order of variables on a line image-- Response variable = probe impedance deltaz (ohms) Factor 1 = number of wire turns (2 levels: 90, 180) Factor 2 = wire winding distance (2 levels: 0.38, 1.14) (inches) Factor 3 = wire guage (2 levels: 40, 48) (awg) To read this file into Dataplot-- SKIP 25 READ SPLETT3.DAT Y X1 X2 X3 Y X1 X2 X3 Probe Number Winding Wire Run Impedance of Turns Distance Guage Sequence ------------------------------------------------- 1.70 -1 -1 -1 2 4.57 +1 -1 -1 8 0.55 -1 +1 -1 3 3.39 +1 +1 -1 6 1.51 -1 -1 +1 7 4.59 +1 -1 +1 1 0.67 -1 +1 +1 4 4.29 +1 +1 +1 5