7. Find the best multiple linear regression using any four independent variables. Observe Multiple R, R-squared, Significant F, P-values and interpret. Observe the residuals and standard residuals of the model. Assign ratings based on table above.

Representative	Time	MktPoten	AdvExp	MktShare	Change	Accts	WkLoad	Sales
1	43.1	74065.11	4582.88	2.51	0.34	74.86	15.05	8107.928
2	108.13	58117.3	5539.78	5.51	0.15	107.32	19.97	4967.749
3	13.82	21118.49	2950.38	10.91	-0.72	96.75	17.34	3281.993
4	186.18	68521.27	2243.07	8.27	0.17	195.12	13.4	6686.051
5	161.79	57805.11	7747.08	9.15	0.5	180.44	17.64	8760.123
6	8.94	37806.94	402.44	5.51	0.15	104.88	16.22	5060.801
7	365.04	50935.26	3140.62	8.54	0.55	256.1	18.8	7195.274
8	220.32	35602.08	2086.16	7.07	-0.49	126.83	19.86	4815.454
9	127.64	46176.77	8846.25	12.54	1.24	203.25	17.42	9322.814
10	105.69	42053.24	5673.11	8.85	0.31	119.51	21.41	6973.209
11	57.72	36829.71	2761.76	5.38	0.37	116.26	16.32	3529.626
12	23.58	33612.67	1991.85	5.43	-0.65	142.28	14.51	3622.633
13	13.82	21412.79	1971.52	8.48	0.64	89.43	19.35	3443.597
14	13.82	20416.87	1737.38	7.8	1.01	84.55	20.02	3342.453
15	86.99	36272	10694.2	10.34	0.11	119.51	15.26	7989.339
16	165.85	23093.26	8618.61	5.15	0.04	80.49	15.87	6762.813
17	116.26	26878.59	7747.89	6.64	0.68	136.58	7.81	4703.842
18	42.28	39571.96	4565.81	5.45	0.66	78.86	16	4005.115
19	52.84	51866.15	6022.7	6.31	-0.1	136.58	17.44	4667.806
20	165.04	58749.82	3721.1	6.35	-0.03	138.21	17.98	4938.677
21	10.57	23990.82	860.97	7.37	-1.63	75.61	20.99	3198.151
22	13.82	25694.86	3571.51	8.39	-0.43	102.44	21.66	2911.123
23	8.13	23736.35	2845.5	5.15	0.04	76.42	21.46	2256.54
24	58.54	34314.29	5060.11	12.88	0.22	136.58	24.78	5959.439
25	21.14	22809.53	3552	9.14	-0.74	88.62	24.96	4003.957

Show a step by step how to input on Excel & what it should look like.

-3.00 and lower Rating of 1

-3.00 to -2.00 Rating of 2

-2.00 to -1.00 Rating of 3

-0.10 to 1.00 Rating of 4

+1.00 to 2.00 Rating of 5

2.00 to 3.00 Rating of 6

3.00 or higher Rating of 7