National scan, inc radio frequency inventory tags. Monthly sales for a seven month period were as follows: Month Feb Mar Apr May Jun Jul Aug Sales(000) unites 13 21 19 23 20 26 25 Forecast September sales volume using each of the following 1) the naive approach Naive approach........ thousands 2) A five month moving average ( round your answer to 2 decimal places Moving average ..... thousands 3) A weighted average using 0.60 for August 0.15 for June ( round your answer to 2 decimal places ) Weighted average....... Thousands 4)exponential smoothing with a smoothing constant equal 0.15 assuming a March forecast of 16 (000) ( round your intermediate Forecast ....... Thousands 5) A linear trend equation ( round your intermediate calculations and final answer to 2 decimal places ) YT ............ thousands