Consider the following 2 stocks:

	Closing Prices
	Stock A	Stock B
Year 1	33.75	112.09
Year 2	31.69	115.74
Year 3	29.17	115.89
Year 4	25.64	120.75
Year 5	27.97	125.12
Year 6	30.36	127.46
Year 7	32.74	110.49
Year 8	35.09	111.26
Year 9	31.89	106.99
Year 10	33.56	105.17
Year 11	30.12	108.25

1. If you purchased stock A at the end of year 5 and sold it at the end of year 9, what cumulative return would you generate?
2. Calculate standard deviation of returns for stock B