Table 6. Results of the multiple-parameter linear regression checks of dissolved inorganic carbon (observed - predicted)

Location	Cruise	Mean	StDev	n	Type
North of 15 N	A05	0.40	8.39	175	Unknown (calc)a
	A01WR	0.83	3.01	145	Unknown
	A01E	0.78	2.98	227	Control
	A01W	0.86	3.77	355	Control
	A02	0.98	2.12	223	Control
	A05R	1.73	3.55	642	Control
	A16N	1.38	3.22	307	Control
	A20	3.49	1.94	451	Control
	A22	2.24	2.92	410	Control
	A24	1.66	2.54	515	Control
N to 15 S	A06	14.95	12.39	550	Unknown
	A07	10.60	12.09	640	Unknown
	A17	3.39	3.02	662	Unknown
	A16S	47.91	12.94	33	Unknown
	A22	9.00	2.21	42	Unknown
	A08	0.54	5.87	652	Control
	A13	2.82	4.80	283	Control
	A14	0.31	2.40	182	Control
	A15	2.01	3.05	229	Control
	A16N	1.74	3.51	255	Control
	A20	1.00	1.74	150	Control
South of 15 S	A09	4.81	7.76	309	Unknown
	A12	7.66	6.26	164	Unknown
	A12B	2.75	6.82	74	Unknown
	A12BR	4.70	6.86	40	Unknown
	A17	0.63	4.30	456	Unknown
	A21	7.37	11.45	72	Unknown
	A23	21.11	14.46	18	Unknown
	I06	16.47	11.51	418	Unknown
	A10	0.24	4.56	468	Control
	A13	2.58	4.56	437	Control
	A14	0.14	3.58	212	Control
	A15	4.09	2.28	233	Control
	A16S	2.62	3.59	38	Control

^aCalculated from pH and total alkalinity.