What Is Bias? A bias is a tendency. Most biasesâlike the preference to eat food instead of paper clipsâare helpful. But cognitive shortcuts can cause problems when we're not aware of them and apply them inappropriately, leading to rash decisions or discriminatory practices.
The average solar energy system size in the U.S is approximately 5 kilowatts (kW). Based on the average price of $3.36/watt, a 5kW system would cost $11,760 after tax credits. Below are some average 2015 quotes for other solar energy systems by size: 6kW solar energy system cost: $15,000. 8kW solar energy system cost: $20,000.
In fact, the National Renewable Energy Laboratory (NREL) concluded that homes with solar panels sold for 17% more than homes with conventional utilities. How Much Does One Solar Panel Cost? Solar panels normally retail for around $1 to $3 per watt and range between 150 and 350 watts per panel, making the average cost of a single panel between $200 and $350. If you re installing one panel, high-quality, high-output options are ideal. Here s a look at the efficiency of common panel types: