The total number of thousands of tons of coal produced per year over a 10year period for a certain region is provided in the accompanying dataset. Use double exponential smoothing to determine which pairs of values for a and minimize MAD for this dataset. a=.1.|3=.9;a=0.5, =0.2;u=1,=.? a Click the icon to View the coal production data. First nd the MAD for each pair of values, o: and E. (Type integers or decimals rounded to two decimal places as needed.) a B MAI} 0.1 0.9 :| 0.5 0.2 :| 1 0.7 :|