Weight in ZZ	Weight in PH	Weight in BB	Portfolio returns in percentage	Standard Deviations in percentage	SR @ 3%
1	0	0	47.66%	18.65%	2.39502354
0.8	0.2	0	46.65%	19.63%	2.25203247
0.6	0.4	0	45.64%	20.62%	2.1090414
0.4	0.6	0	44.62%	21.60%	1.96605033
0.2	0.8	0	43.61%	22.59%	1.82305927
0.8	0	0.2	40.50%	18.35%	2.01938122
0.6	0	0.4	33.35%	18.05%	1.6437389
0.4	0	0.6	26.19%	17.76%	1.26809659
0.2	0	0.8	19.03%	17.46%	0.89245427
0	0	1	11.87%	17.16%	0.51681195
0	1	0	42.60%	23.57%	1.6800682
0	0.8	0.2	36.45%	22.29%	1.44741695
0	0.6	0.4	30.31%	21.01%	1.2147657
0	0.4	0.6	24.16%	19.73%	0.98211445
0	0.2	0.8	18.02%	18.45%	0.7494632
0.2	0.6	0.2	37.47%	21.30%	1.59040802
0.2	0.4	0.4	31.32%	20.02%	1.35775677
0.2	0.2	0.6	25.17%	18.74%	1.12510552
0.4	0.2	0.4	32.33%	19.04%	1.50074784
0.6	0.2	0.2	39.49%	19.34%	1.87639015
0.4	0.4	0.2	38.48%	20.32%	1.73339908

Based on the following 21 combinations of portfolio weights for the 3 stocks that you chose, Note that each of the 21 combination portfolios' returns, standard deviations, and Sharpe ratios have been given. Based on these findings, identify the minimum variance portfolio and the tangent portfolio. Please make use of Microsoft Excel in getting the answer.