Below is the question:

Task 5 (14 points) What are the expected monthly returns of Amazon and Tesla stocks? What are their sample standard deviations?

and i got the correct answers but I have no idea what to do with next question which is shown after the graph.

Amazon					Tesla
Date	Adj Close	P1-P0	(P1-P0)/P0		Date	Adj Close	P1-P0	(P1-P0)/P0
Dec-12	250.87				Dec-12	33.87
Jan-13	265.50	14.63	0.0583171		Jan-13	37.51	3.64	0.10747
Feb-13	264.27	-1.23	-0.0046328		Feb-13	34.83	-2.68	-0.07145
Mar-13	266.49	2.22	0.0084005		Mar-13	37.89	3.06	0.087855
Apr-13	253.81	-12.68	-0.0475815		Apr-13	53.99	16.10	0.424914
May-13	269.20	15.39	0.060636		May-13	97.76	43.77	0.810706
Jun-13	277.69	8.49	0.0315379		Jun-13	107.36	9.60	0.0982
Jul-13	301.22	23.53	0.0847348		Jul-13	134.28	26.92	0.250745
Aug-13	280.98	-20.24	-0.0671934		Aug-13	169.00	34.72	0.258564
Sep-13	312.64	31.66	0.1126771		Sep-13	193.37	24.37	0.144201
Oct-13	364.03	51.39	0.1643743		Oct-13	159.94	-33.43	-0.17288
Nov-13	393.62	29.59	0.0812845		Nov-13	127.28	-32.66	-0.2042
Dec-13	398.79	5.17	0.0131345		Dec-13	150.43	23.15	0.181882
Jan-14	358.69	-40.10	-0.1005542		Jan-14	181.41	30.98	0.205943
Feb-14	362.10	3.41	0.0095068		Feb-14	244.81	63.40	0.349485
Mar-14	336.37	-25.73	-0.0710577		Mar-14	208.45	-36.36	-0.14852
Apr-14	304.13	-32.24	-0.0958468		Apr-14	207.89	-0.56	-0.00269
May-14	312.55	8.42	0.0276855		May-14	207.77	-0.12	-0.00058
Jun-14	324.78	12.23	0.0391298		Jun-14	240.06	32.29	0.155412
Jul-14	312.99	-11.79	-0.0363015		Jul-14	223.30	-16.76	-0.06982
Aug-14	339.04	26.05	0.0832296		Aug-14	269.70	46.40	0.207792
Sep-14	322.44	-16.60	-0.0489618		Sep-14	242.68	-27.02	-0.10019
Oct-14	305.46	-16.98	-0.052661		Oct-14	241.70	-0.98	-0.00404
Nov-14	338.64	33.18	0.1086231		Nov-14	244.52	2.82	0.011667
Dec-14	310.35	-28.29	-0.0835401		Dec-14	222.41	-22.11	-0.09042
Jan-15	354.53	44.18	0.1423554		Jan-15	203.60	-18.81	-0.08457
Feb-15	380.16	25.63	0.0722929		Feb-15	203.34	-0.26	-0.00128
Mar-15	372.10	-8.06	-0.0212016		Mar-15	188.77	-14.57	-0.07165
Apr-15	421.78	49.68	0.1335125		Apr-15	226.05	37.28	0.197489
May-15	429.23	7.45	0.0176633		May-15	250.80	24.75	0.109489
Jun-15	434.09	4.86	0.0113226		Jun-15	268.26	17.46	0.069617
Jul-15	536.15	102.06	0.2351126		Jul-15	266.15	-2.11	-0.00787
Aug-15	512.89	-23.26	-0.0433834		Aug-15	249.06	-17.09	-0.06421
Sep-15	511.89	-1.00	-0.0019497		Sep-15	248.40	-0.66	-0.00265
Oct-15	625.90	114.01	0.2227236		Oct-15	206.93	-41.47	-0.16695
Nov-15	664.80	38.90	0.0621504		Nov-15	230.26	23.33	0.112743
Dec-15	675.89	11.09	0.0166817		Dec-15	240.01	9.75	0.042343
Jan-16	587.00	-88.89	-0.1315155		Jan-16	191.20	-48.81	-0.20337
Feb-16	552.52	-34.48	-0.0587393		Feb-16	191.93	0.73	0.003818
Mar-16	593.64	41.12	0.0744226		Mar-16	229.77	37.84	0.197155
Apr-16	659.59	65.95	0.1110943		Apr-16	240.76	10.99	0.04783
May-16	722.79	63.20	0.095817		May-16	223.23	-17.53	-0.07281
Jun-16	715.62	-7.17	-0.0099199		Jun-16	212.28	-10.95	-0.04905
Jul-16	758.81	43.19	0.0603533		Jul-16	234.79	22.51	0.106039
Aug-16	769.16	10.35	0.0136397		Aug-16	212.01	-22.78	-0.09702
Sep-16	837.31	68.15	0.0886032		Sep-16	204.03	-7.98	-0.03764
Oct-16	789.82	-47.49	-0.0567173		Oct-16	197.73	-6.30	-0.03088
Nov-16	750.57	-39.25	-0.0496949		Nov-16	189.40	-8.33	-0.04213
Dec-16	768.66	18.09	0.0241016		Dec-16	213.69	24.29	0.128247
Jan-17	823.48	54.82	0.0713189		Jan-17	251.93	38.24	0.178951
Feb-17	845.04	21.56	0.0261816		Feb-17	249.99	-1.94	-0.0077
Mar-17	886.54	41.50	0.0491101		Mar-17	278.30	28.31	0.113244
Apr-17	924.99	38.45	0.0433709		Apr-17	314.07	35.77	0.12853
May-17	994.62	69.63	0.0752765		May-17	341.01	26.94	0.085777
Jun-17	968.00	-26.62	-0.026764		Jun-17	361.61	20.60	0.060409
Jul-17	987.78	19.78	0.0204339		Jul-17	323.47	-38.14	-0.10547
Aug-17	980.60	-7.18	-0.0072689		Aug-17	355.90	32.43	0.100257
Sep-17	961.35	-19.25	-0.0196308		Sep-17	341.10	-14.80	-0.04158
Oct-17	1105.28	143.93	0.1497166		Oct-17	331.53	-9.57	-0.02806
Nov-17	1176.75	71.47	0.0646623		Nov-17	308.85	-22.68	-0.06841
Dec-17	1169.47	-7.28	-0.0061866		Dec-17	311.35	2.50	0.008095
Total			1.7238863		Total			2.93679
Average Monthly Return			2.87%		Average Monthly Return			4.89%
Standard Deviation			0.0762383		Standard Deviation			0.165063

Task 6 (8 points) Suppose you purchased Amazon and Tesla stocks at the end of 2012 and held them for 5 years. What are your monthly average investment returns from these stocks? Compare these against the expected monthly returns computed in Task 5.

I don't know i did it correctly but here are what I got:

Amazon							Tesla
Date	Adj Close	P1-P0	(P1-P0)/P0	Compound	Compound (P1-P0)/P0		Date	Adj Close	P1-P0	(P1-P0)/P0	Compound	Compound (P1-P0)/P0
Dec-12	250.87						Dec-12	33.87
Jan-13	265.50	14.63	0.0583171	0.0583171			Jan-13	37.51	3.64	0.10747	0.1074697
Feb-13	264.27	-1.23	-0.004633	0.0580469	-0.00463281		Feb-13	34.83	-2.68	-0.07145	0.0997913	-0.071447511
Mar-13	266.49	2.22	0.0084005	0.0585345	0.008400504		Mar-13	37.89	3.06	0.087855	0.1085584	0.087855206
Apr-13	253.81	-12.68	-0.047581	0.0557494	-0.047581495		Apr-13	53.99	16.10	0.424914	0.1546865	0.424914316
May-13	269.20	15.39	0.060636	0.0591298	0.060635964		May-13	97.76	43.77	0.810706	0.2800917	0.810705656
Jun-13	277.69	8.49	0.0315379	0.0609946	0.031537851		Jun-13	107.36	9.60	0.0982	0.3075966	0.09819966
Jul-13	301.22	23.53	0.0847348	0.066163	0.084734772		Jul-13	134.28	26.92	0.250745	0.384725	0.250745136
Aug-13	280.98	-20.24	-0.067193	0.0617173	-0.06719338		Aug-13	169.00	34.72	0.258564	0.4842011	0.258564204
Sep-13	312.64	31.66	0.1126771	0.0686714	0.112677069		Sep-13	193.37	24.37	0.144201	0.5540234	0.144201154
Oct-13	364.03	51.39	0.1643743	0.0799592	0.164374301		Oct-13	159.94	-33.43	-0.17288	0.4582433	-0.172880974
Nov-13	393.62	29.59	0.0812845	0.0864586	0.081284499		Nov-13	127.28	-32.66	-0.2042	0.3646693	-0.204201592
Dec-13	398.79	5.17	0.0131345	0.0875942	0.013134531		Dec-13	150.43	23.15	0.181882	0.4309962	0.181882418
Jan-14	358.69	-40.10	-0.100554	0.0787863	-0.100554192		Jan-14	181.41	30.98	0.205943	0.5197569	0.205943046
Feb-14	362.10	3.41	0.0095068	0.0795353	0.009506828		Feb-14	244.81	63.40	0.349485	0.7014039	0.349484552
Mar-14	336.37	-25.73	-0.071058	0.0738837	-0.071057748		Mar-14	208.45	-36.36	-0.14852	0.5972291	-0.14852335
Apr-14	304.13	-32.24	-0.095847	0.0668022	-0.095846807		Apr-14	207.89	-0.56	-0.00269	0.5956246	-0.002686486
May-14	312.55	8.42	0.0276855	0.0686516	0.027685473		May-14	207.77	-0.12	-0.00058	0.5952808	-0.000577204
Jun-14	324.78	12.23	0.0391298	0.0713379	0.039129776		Jun-14	240.06	32.29	0.155412	0.6877947	0.155412203
Jul-14	312.99	-11.79	-0.036302	0.0687483	-0.036301524		Jul-14	223.30	-16.76	-0.06982	0.6397757	-0.069815859
Aug-14	339.04	26.05	0.0832296	0.0744701	0.08322956		Aug-14	269.70	46.40	0.207792	0.7727162	0.207792245
Sep-14	322.44	-16.60	-0.048962	0.0708239	-0.048961794		Sep-14	242.68	-27.02	-0.10019	0.6953013	-0.100185457
Oct-14	305.46	-16.98	-0.052661	0.0670943	-0.052660994		Oct-14	241.70	-0.98	-0.00404	0.6924935	-0.004038223
Nov-14	338.64	33.18	0.1086231	0.0743823	0.108623142		Nov-14	244.52	2.82	0.011667	0.7005731	0.011667385
Dec-14	310.35	-28.29	-0.08354	0.0681684	-0.083540065		Dec-14	222.41	-22.11	-0.09042	0.6372258	-0.09042205
Jan-15	354.53	44.18	0.1423554	0.0778725	0.14235538		Jan-15	203.60	-18.81	-0.08457	0.5833334	-0.084573525
Feb-15	380.16	25.63	0.0722929	0.0835021	0.072292909		Feb-15	203.34	-0.26	-0.00128	0.5825884	-0.001277063
Mar-15	372.10	-8.06	-0.021202	0.0817318	-0.021201594		Mar-15	188.77	-14.57	-0.07165	0.540844	-0.07165335
Apr-15	421.78	49.68	0.1335125	0.092644	0.133512476		Apr-15	226.05	37.28	0.197489	0.6476548	0.197488998
May-15	429.23	7.45	0.0176633	0.0942804	0.017663265		May-15	250.80	24.75	0.109489	0.7185659	0.10948905
Jun-15	434.09	4.86	0.0113226	0.0953479	0.011322566		Jun-15	268.26	17.46	0.069617	0.7685904	0.069617252
Jul-15	536.15	102.06	0.2351126	0.1177654	0.235112601		Jul-15	266.15	-2.11	-0.00787	0.762545	-0.007865563
Aug-15	512.89	-23.26	-0.043383	0.1126563	-0.043383396		Aug-15	249.06	-17.09	-0.06421	0.7135806	-0.064211897
Sep-15	511.89	-1.00	-0.00195	0.1124366	-0.001949736		Sep-15	248.40	-0.66	-0.00265	0.7116896	-0.00264998
Oct-15	625.90	114.01	0.2227236	0.1374789	0.222723643		Oct-15	206.93	-41.47	-0.16695	0.5928741	-0.166948478
Nov-15	664.80	38.90	0.0621504	0.1460233	0.062150443		Nov-15	230.26	23.33	0.112743	0.6597168	0.112743453
Dec-15	675.89	11.09	0.0166817	0.1484592	0.01668175		Dec-15	240.01	9.75	0.042343	0.6876515	0.042343439
Jan-16	587.00	-88.89	-0.131516	0.1289346	-0.131515503		Jan-16	191.20	-48.81	-0.20337	0.5478062	-0.203366522
Feb-16	552.52	-34.48	-0.058739	0.121361	-0.058739319		Feb-16	191.93	0.73	0.003818	0.5498977	0.003817971
Mar-16	593.64	41.12	0.0744226	0.130393	0.074422634		Mar-16	229.77	37.84	0.197155	0.6583129	0.197155277
Apr-16	659.59	65.95	0.1110943	0.144879	0.111094283		Apr-16	240.76	10.99	0.04783	0.6898003	0.047830399
May-16	722.79	63.20	0.095817	0.1587608	0.09581702		May-16	223.23	-17.53	-0.07281	0.6395752	-0.072811096
Jun-16	715.62	-7.17	-0.00992	0.1571859	-0.009919871		Jun-16	212.28	-10.95	-0.04905	0.6082024	-0.049052534
Jul-16	758.81	43.19	0.0603533	0.1666726	0.060353265		Jul-16	234.79	22.51	0.106039	0.6726957	0.106039166
Aug-16	769.16	10.35	0.0136397	0.168946	0.013639745		Aug-16	212.01	-22.78	-0.09702	0.6074288	-0.097022866
Sep-16	837.31	68.15	0.0886032	0.1839151	0.088603187		Sep-16	204.03	-7.98	-0.03764	0.5845653	-0.037639716
Oct-16	789.82	-47.49	-0.056717	0.173484	-0.056717334		Oct-16	197.73	-6.30	-0.03088	0.5665152	-0.030877827
Nov-16	750.57	-39.25	-0.049695	0.1648627	-0.049694867		Nov-16	189.40	-8.33	-0.04213	0.542649	-0.042128166
Dec-16	768.66	18.09	0.0241016	0.1688362	0.024101637		Dec-16	213.69	24.29	0.128247	0.6122422	0.128247142
Jan-17	823.48	54.82	0.0713189	0.1808774	0.07131893		Jan-17	251.93	38.24	0.178951	0.7218034	0.178950773
Feb-17	845.04	21.56	0.0261816	0.185613	0.026181569		Feb-17	249.99	-1.94	-0.0077	0.7162451	-0.007700504
Mar-17	886.54	41.50	0.0491101	0.1947285	0.049110103		Mar-17	278.30	28.31	0.113244	0.7973559	0.11324446
Apr-17	924.99	38.45	0.0433709	0.2031741	0.043370872		Apr-17	314.07	35.77	0.12853	0.8998404	0.128530437
May-17	994.62	69.63	0.0752765	0.2184683	0.075276496		May-17	341.01	26.94	0.085777	0.9770261	0.085777064
Jun-17	968.00	-26.62	-0.026764	0.2126212	-0.026763985		Jun-17	361.61	20.60	0.060409	1.036047	0.060408711
Jul-17	987.78	19.78	0.0204339	0.2169659	0.020433914		Jul-17	323.47	-38.14	-0.10547	0.9267723	-0.105472707
Aug-17	980.60	-7.18	-0.007269	0.2153888	-0.007268878		Aug-17	355.90	32.43	0.100257	1.0196873	0.100256571
Sep-17	961.35	-19.25	-0.019631	0.2111605	-0.019630839		Sep-17	341.10	-14.80	-0.04158	0.977284	-0.041584682
Oct-17	1105.28	143.93	0.1497166	0.2427748	0.149716603		Oct-17	331.53	-9.57	-0.02806	0.949865	-0.028056309
Nov-17	1176.75	71.47	0.0646623	0.2584731	0.06466232		Nov-17	308.85	-22.68	-0.06841	0.8848846	-0.068410078
Dec-17	1169.47	-7.28	-0.006187	0.2568741	-0.006186555		Dec-17	311.35	2.50	0.008095	0.8920474	0.008094544
Average compounded monthly return				2.82%			Average compounded monthly return				4.80%

Task 6 asks me to compare... but shouldn't compound monthly return be greater than the task5? Could you help me with this?