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 negative 1.80% 8.20%

February negative 3.70% negative 4.60%

March negative 0.05% 5.50%

April negative 1.20% 1.90%

May 1.90% negative 1.00%

June 1.90% 4.90%

July 0.60% negative 2.70%

August negative 2.10% negative 6.00%

September 4.10% 4.50%

October negative 2.40% 1.70%

November negative 8.60% negative 3.70%

December negative 2.50% 4.80%

The average monthly return for Cola Co. is negative 1.15%. (Round to two decimal places.)

The average monthly return for Gas Co. is 1.13%. (Round to two decimal places.)

The volatility for Cola Co. is __%. (Round to two decimal places.)

The volatility for Gas Co. is __%. (Round to two decimal places.)