Regression_exercise.xlsx

	A	B	C	D
1	y	x1	x2	x3
2	11.20219907	5.52	13.41	14.42
3	14.77043597	10.92	13.42	19.43
4	30.81564103	17.94	19.42	15.53
5	-2.453717127	4.35	5.57	16.73
6	8.363326436	9.6	18.66	25.89
7	12.31865362	10.66	18.95	24.76
8	18.06657999	13.54	15.97	20.54
9	6.561619441	8.8	19.61	27.93
10	22.85667801	19.92	21.21	24.13
11	10.18412159	9.31	11.59	15.47
12	25.47153835	12.09	17.58	18.09
13	22.11218997	14.91	12.66	13.92
14	7.304468241	8.04	12.49	22.59
15	-5.37976067	4.8	5.13	22.71
16	21.43697805	18.91	12.15	20.65
17	10.64745036	-1.56	17.38	18.75
18	17.37919187	14.39	21.09	24.8
19	22.48669251	10.18	15.59	13.64
20	22.927724	15.06	15.44	17.18
21	9.278370835	12.16	14	21.42
22	26.20623151	20.45	12.51	17.3
23	9.048098289	4	20.45	23.81
24	25.63980147	17.95	19.61	20.59
25	24.78411999	19.77	16.82	20.45
26	7.063100793	10.02	16.48	26.53
27	-5.635963115	-2.26	17.65	21.76
28	23.62681813	12.39	19.84	16.02
29	29.27947622	7.02	24.54	10.84
30	17.91484071	13.96	22.51	25.51
31	21.26573887	11.45	13.44	12.72
32	20.96334598	13.69	19.74	18.98
33	5.542284411	11.59	14.56	23.9
34	23.09577952	15.38	14.03	15.02
35	5.402037123	8.58	18.65	26.37
36	15.75397261	6.12	20.14	21.07
37	2.206045214	7.02	13.46	16.46
38	-3.059584012	1.37	18.83	30.31
39	12.89730425	5.49	14.89	15.93
40	10.03078711	7.2	22.46	19.87
41	8.179245014	8.77	17.24	24.3
42	13.76106397	8.08	15.87	17.69
43	12.8016108	0.2	16.94	10.19
44	8.986099076	5.79	8.56	12.41
45	25.26785007	19.52	16.16	15.7
46	25.33460555	13.11	18.6	17.59
47	17.87380856	19.95	13.74	23.86
48	9.652525682	8.47	13.41	14.05
49	15.71055916	9.55	19.92	21.86
50	20.28739894	9.08	19.14	15.28
51	7.828389793	4.01	16.91	16.97
52	3.865659423	5.81	22.28	26.57
53	17.20273147	20.33	18.33	28.67
54	-0.02158991331	7.19	13.15	22.14
55	38.48691198	16.38	22.74	14.76
56	9.954933082	4.76	26.65	27.5
57	8.445405964	0.17	22	20.62
58	5.959104918	8.39	10.29	18.2
59	29.69480008	14.68	19.17	14.49
60	25.12175857	15.7	18.67	14.57
61	27.37692139	18.36	15.62	15.1
62	12.950739	1.06	22.78	15.57
63	19.02920306	20.16	22.12	29.86
64	-3.372297221	6.48	13.21	28.61
65	12.4683947	10.79	12.51	15.2
66	-5.130709416	12.53	5.58	25.79
67	1.04927663	5.9	9.3	17.03
68	-5.939915895	0.01	12.72	23.38
69	18.20309483	7.6	20.87	16.99
70	25.06434192	10.42	13.4	11.67
71	2.876854078	5.52	15.21	26.25
72	18.021886	5.39	14.12	12.34
73	24.95586658	11.65	26.42	21.78
74	7.732198916	9.29	10.98	16.71
75	4.61311768	12.17	21.15	31.57
76	7.582432909	9.73	14.83	19.93
77	1.926566049	5.46	11.69	16.13
78	15.76472115	16.52	13.75	16.41
79	30.27272732	13.86	27.67	20.44
80	22.22491654	15.26	15.79	17.65
81	15.95841481	2.95	18.76	11.35
82	26.62634684	14.98	12.86	11.94
83	-8.802722412	1.52	11.31	21.21
84	6.569515549	7.33	15.72	20.77
85	1.848824082	3.14	11.42	17.03
86	6.824525759	-1.04	21.58	17.03
87	11.64124936	19.11	7.13	22.09
88	6.163413748	6.73	15.23	17.64
89	12.0886951	8.58	14.86	18.54
90	16.40702865	8.07	22.07	17.95
91	18.6422826	11.93	19.15	18.78
92	20.01859933	18	15.92	20.72
93	35.15211796	18.41	21.7	15.82
94	7.46492564	4.08	21.01	24.96
95	19.13233532	3.21	19.36	17.74
96	2.031568705	2.44	14.42	20.72
97	7.570007205	3.73	16.71	20.23
98	16.98858589	19.8	10.07	16.19
99	19.15458729	10.04	20.64	17.81
100	3.153054701	5.79	16.15	23.68