On Optimal Operator for Combining Left and Right Sole Pressure Data in Biometrics Security

Table 2

Volunteer’s age and gender information.

Age (year)	Male (person)	Female (person)	Total (person)
20–29	11	28	39
30–39	4	3	7
40–49	5	4	9
50–59	2	4	6
60–69	2	1	3
70–79	8	9	17
80–89	4	5	9
Total	36	54	90