MATLAB Image Treatment of Copper-Steel Laser Welding

Table 2

Confidence interval (CI) data.

Confidence interval
Variable	N	Mean	St. dev	SE mean	95.0% CI
Length (M.L)	18	1.06	0.08	0.020	(1.11, 1.02)
Width (M.W)	18	0.98	0.08	0.017	(1, 0.94)
Area (M.A)	18	1.07	0.34	0.089	(1.25, 0.9)