INPUT VARIABLES:

	Male            1 if sex is male,   0 o/w
	Female	       	1 if sex is female, 0 o/w
	Infant	       	1 if sex is infant, 0 o/w
	Length	       	Longest shell measurement
	Diameter       	perpendicular to length
	Height	       	with meat in shell
	Whole weight   	whole abalone
	Shucked weight 	weight of meat
	Viscera weight 	gut weight (after bleeding)
	Shell weight   	after being dried


OUTPUT VARIABLE TO BE PREDICTED:

	Rings	       	+1.5 gives the age in years