Table 6.

Data table of height and arm span of girls (unit: cm).

Sample number	Height (automatic)	Height (salary)	Arm extension (automatic)	Arm extension (artificial)
1	160.23	159.98	158.67	157.39
2	161.25	160.89	160.55	159.68
3	159.45	159.35	159.33	159.54
4	152.27	152.45	152.48	152.98
5	153.68	153.65	153.83	153.22
6	164.72	164.54	164.17	163.95
7	150.73	150.05	150.26	150.95
8	169.59	169.32	168.65	168.06
9	157.49	157.24	157.30	157.65
10	158.23	158.24	158.67	158.66