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.
Cost to Install a Furnace. Updated: August 2017. For a basic project in zip code 47474 with 1 furnace, the cost to Install a Furnace starts at $2,273 - $2,708 per furnace. Because job specific configurations and options will result in significantly different costs, homewyse uses industry-standard algorithms and professionally screened cost data to create estimates customized to the specific options of YOUR furnace installation project.