Question

The following spreadsheet contains monthly returns for Cola Co. and Gas Co. for 2013. Using these​ data, estimate the average monthly return and the volatility for each stock.

Month Cola Co. Gas Co.

January -0.20​% 0.30​%

February -7.20​% -3.90​%

March 6.26​% -3.70​%

April -7.10​% -4.90​%

May 1.60​% -5.70​%

June 4.90​% -4.60​%

July 3.00​% 0.70​%

August -2.70​% -6.40​%

September 0.00​% -0.90​%

October 10.50​% 10.20​%

November 4.90​% -6.70​%

December 4.20​% -1.50​%

The average monthly return for Cola Co. is ? ​%. ​

Answer 1