WMA is better than SMA because of the ability to vary the weights! Time Series: Exponential Smoothing (ES) Main idea: The prediction of the future depends mostly on the most recent observation, and on the error for the latest forecast.
New Furnace Costs. A new furnace cost roughly $3,800 and most homeowners pay between $3,250 and $4,420 to install a new furnace. The lowest price that a homeowner might pay is $1,500, while the maximum price a homeowner has reported paying for a furnace replacement or installation was $8,000.
While the average cost of a mobile home furnace is just over $1,000, most homeowners end up paying closer to $2,000 after installation. On average, they take around eight hours of labor for a team of HVAC professionals to install. The average total cost for this labor ranges between $450 and $550.