Question

Your portfolio had the values in the following table for the four years listed: a. Calculate your return for each year over the 4-year period. Then calculate the average return over the 4-year period. b. Calculate the portfolio standard deviation. The return for 2013 is 9.74 %. (Round to two decimal places.) The return for 2014 is 2.74 %. (Round to two decimal places.) The return for 2015 is 15.06 %. (Round to two decimal places.) The return for 2016 is 4.708 %. (Round to two decimal places.) The average return is 8.06 %. (Round to two decimal places.) The standard deviation is %. (Round to two decimal places.) 0 Data Table Click on the icon located on the top-right comer of the data table below in order to copy its contents into a spreadsheet.) 2013 2014 Beginning Value $50,854 55,812 57,345 65,983 Ending Value $55,812 57,345 65,983 69,090 2015 2016 Print Done

Answer 1

Answer : Standard deviation = 4.779

Year	R1	D1 = R1 - R1	D1^2
1	2	3	4
2013	9.74	1.678	2.815684
2014	2.74	-5.322	28.32368
2015	15.06	6.998	48.972
2016	4.708	-3.354	11.24932
	32.248		91.36069

Mean	R1/n	8.062
Variance	D1^2/n	22.84017
SD	Square root of Variance	4.779

R1	32.248
D1^2	91.361
n	4