gen	age	height	weight	bodyfat	gen	age	height	weight	bodyfat
F	17	61	132.4	25.6	M	18	65	124.2	9.8
F	18	59	105.8	19.2	M	19	65	113.6	6.8
F	18	64	162.6	33	M	19	65	154.2	15.4
F	18	64	175	40.2	M	19	66	145.4	15.3
F	19	57	115.6	23.9	M	19	67	200	29.4
F	19	60	99.4	12.8	M	19	72	152.4	9.5
F	19	60	148.6	33.1	M	20	65	127.6	14.8
F	19	61	102	16.8	M	20	67	139.2	12.6
F	19	62	139.4	28.8	M	20	67	143.4	12.5
F	19	62	142.2	30.7	M	20	67	153.6	16
F	19	62	142.6	31.7	M	20	68	128	8.1
F	19	64	108.8	18.8	M	20	71	170	18
F	19	64	133	27.1	M	21	64	133.4	16
F	19	65	119.6	22.9	M	21	64	133.8	12
F	20	61	103.2	15.2	M	21	67	150.4	13.7
F	20	62	119.8	20.2	M	21	68	124.6	8.4
F	20	62	127	27.9	M	21	71	208.2	20.7
F	20	62	132	28.3	M	22	63	139.8	17.7
F	20	62	144.8	34.7	M	23	57	162.4	20.7
F	20	63	131.8	26.7	M	23	63	133	13.9
F	20	64	105.4	12.7	M	23	65.5	165	18.3
F	20	64	134.6	27.2	M	23	71	163.6	13.7
F	20	64	144.4	32.8	M	28	66	173.2	18.7
F	20	64	166.8	36.9	M	30	66	154	17.1
F	20	64	191.4	40.6	M	34	66	163.6	16.2
F	20	65	141.4	29.5	M	40	67	206.2	28.2
F	21	58	105	17.8
F	21	59	118.4	26.1
F	21	60	156	38.1
F	21	61	137.4	32.4
F	21	61	166.4	36.7
F	21	62	129.4	24.2
F	21	62	130.8	23.8
F	21	62	138	28.9
F	21	63	99.4	14.9
F	21	63	116.6	21
F	21	63	166	36.7
F	21	63	167.2	36.1
F	22	61	173.6	33.1
F	22	65	185.8	39.4
F	23	63	107.2	13.2
F	24	60	101.8	10.7
F	24	60	120.2	23.4
F	24	64	172.2	37.5
F	25	61	131	30
F	25	62	170	38.7
F	26	60	156.4	37.4
F	26	72	255	29.2
F	28	56	178.2	41.5
F	30	60	176.8	41.7
F	36	63	178.8	39.2
sample size n	51	51	51	51		26	26	26	26