Table 2: Statistics of the estimated copper values in the stomach and intestinal tissue of 36 patients with the classical least squares regression analysis approach

Table 2: Statistics of the estimated copper values in the stomach and intestinal tissue of 36 patients with the classical least squares regression analysis approach $({\hat{Y}}_{i}) .$

No	Cu values (Y_i) Observed in Stomach and Intestinal Tissue	For Estimated Cu values $({\hat{Y}}_{i})$ in Stomach and Intestinal Tissue
No		Estimated Cu ${\hat{Y}}_{i}$ values in stomach and intestinal tissue		${\hat{Y}}_{s}$	Lower limit values	Upper limit values
1	1690	1457		2145	-688	3601
2	2680	1600		2379	-778	3979
3	1600	1471		2161	-689	3632
4	1820	1541		2326	-786	3867
.	.	.		.	.	.
34	1900	1576		2433	-857	4009
35 5	1660	1525		2153	-628	3678
36	1260	1355		1924	-569	3279
Average	1547	1539
S.Deviation	587	63
S.Error	98	10
Lower limit	1355	1518
Upper limit	1739	1559
Change	8.8			582
Change (%)	0.32			0.22	0.25	0.40
Average of differences				t statistics	P value	VKo
8				0.09	0.93	27.07
Pearson correlation coefficient(r)			P value	t statistics	Lower limit	Upper limit
	0.13		0.447	0.70	-0.20	0.44