(1). Calculate the monthly return of August 2018
(2). Assuming the return in (1) holds for the last one year, what is the annulized return of your stock?
(3). Now with the twelve true monthly returns in the past year, please calculate the true annual return in the past year
(4). Calcuate the average monthly return of the stock
Date	Adj Close	Date	Adj Close
7/31/18	105.67	8/31/17	73.44631
8/1/18	105.87	9/29/17	73.17127
8/2/18	107.16	10/31/17	81.70744
8/3/18	107.63	11/30/17	83.09514
8/6/18	107.72	12/29/17	84.44764
8/7/18	108.46	1/31/18	93.79671
8/8/18	109.07	2/28/18	93.0074
8/9/18	109.25	3/29/18	90.52773
8/10/18	108.58	4/30/18	92.75943
8/13/18	107.80	5/31/18	98.46109
8/14/18	109.14	6/29/18	98.23198
8/15/18	107.66	7/31/18	105.6733
8/16/18	107.64	8/31/18	112.33
8/17/18	107.58
8/20/18	106.87
8/21/18	105.98
8/22/18	107.06
8/23/18	107.56
8/24/18	108.40
8/27/18	109.60
8/28/18	110.26
8/29/18	112.02
8/30/18	111.95
8/31/18	112.33