BMI investigation

	A	B	C	D	E	F	G	H	I
1	Lucy	175	59	60	1.75	19.26530612	19.59183673	0.3265306122	-1.694915254
2	Cate	178	69	68	1.78	21.77755334	21.46193662	-0.3156167151	1.449275362
3	Safa	169	68	66	1.69	23.80869017	23.10843458	-0.7002555933	2.941176471
4	Laura	167	67	65	1.67	24.02380867	23.30668005	-0.717128617	2.985074627
5	George	178	73	74	1.78	23.0400202	23.35563691	0.3156167151	-1.369863014
6	David	188	94	89	1.88	26.59574468	25.18107741	-1.41466727	5.319148936
7	Sally	181	83	83	1.81	25.33500198	25.33500198	0	0
8	John	176	83	79	1.76	26.79493802	25.5036157	-1.291322314	4.819277108
9	Sue	162	70	67	1.62	26.6727633	25.52964487	-1.143118427	4.285714286
10	Chris	191	103	98	1.91	28.23387517	26.8632987	-1.370576464	4.854368932
11	Emily	163	75	72	1.63	28.22838647	27.09925101	-1.129135459	4
12	Michael	182	93	90	1.82	28.07631929	27.17063157	-0.9056877189	3.225806452
13	Tania	176	85	85	1.76	27.44059917	27.44059917	0	0
14	Rachel	158	74	69	1.58	29.64268547	27.63980131	-2.002884153	6.756756757
15	Steve	174	86	84	1.74	28.40533756	27.74474832	-0.6605892456	2.325581395
16	Bryan	169	88	85	1.69	30.8112461	29.76086271	-1.05038339	3.409090909
17	Name	Height (cm)	Weight before (kg)	Weight after (kg)	Height(m)	BMI before	BMI after	change in BMI	percentage change
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