The table below shows the demand for Gadgets (theyre like Widgets only theyre mo

The table below shows the demand for Gadgets (theyre like Widgets only theyre more mechanical) over a 5-month period. Calculate exponential smoothing forecasts for each month and for July. Use a coefficient of 0.5 and assume that the forecast for January was 8. Also evaluate the quality of the exponential smoothing model by calculating the root-mean-square error for the data set. Note: Round all intermediate calculations to two decimal places. Month Demand Jan10 Feb 5 Mar10 Apr8 May5 Jun10