If your aim is to invest across these two securities please let me know how much (in percentage) would you invest in each security if

a. the objective is risk minimization

b. maximize expected returns

c. maximize Sharpe-ratio

Please report expected returns and standard deviation on each case.

Assume t-bill rate = 2%.

Date	Sp500	GE
2015/4/1	29.762444	26.038462
2015/5/1	31.052801	26.221153
2015/6/1	30.173864	25.548077
2015/7/1	32.092327	25.096153
2015/8/1	30.763779	25.01
2015/9/1	29.727325	24.25
2015/10/1	32.101738	27.807692
2015/11/1	33.128773	28.788462
2015/12/1	33.175884	29.951923
2016/1/1	32.115871	27.98077
2016/2/1	31.326052	28.01923
2016/3/1	31.811359	30.567308
2016/4/1	30.859779	29.567308
2016/5/1	32.877129	29.067308
2016/6/1	32.125381	30.26923
2016/7/1	33.89555	29.942308
2016/8/1	34.126007	30.038462
2016/9/1	34.126007	28.48077
2016/10/1	34.27964	27.98077
2016/11/1	35.60474	29.576923
2016/12/1	35.969612	30.384615
2017/1/1	35.768921	28.557692
2017/2/1	37.966961	28.663462
2017/3/1	38.102524	28.653847
2017/4/1	39.458134	27.875
2017/5/1	39.574329	26.326923
2017/6/1	37.957275	25.971153
2017/7/1	37.499317	24.625
2017/8/1	37.635826	23.60577
2017/9/1	38.347591	23.25
2017/10/1	40.541389	19.384615
2017/11/1	41.828419	17.586538
2017/12/1	40.86314	16.778847
2018/1/1	42.588585	15.548077
2018/2/1	42.824474	13.567307
2018/3/1	41.880901	12.961538
2018/4/1	41.910389	13.528846
2018/5/1	43.276604	13.538462
2018/6/1	43.817196	13.086538
2018/7/1	45.279221	13.105769
2018/8/1	46.892799	12.442307
2018/9/1	46.635418	10.855769
2018/10/1	44.279392	9.711538
2018/11/1	45.526703	7.211538
2018/12/1	42.131256	7.278846
2019/1/1	44.279999	9.769231
2019/2/1	45.73	10.39
2019/3/1	47.060001	10.1