2. I have data sets (measurements) and I need to know if values are normally distributed. I would like to get this information programmatically in my application and not via plotting and checking it visually myself.
1 Installing a standard solid-strip hardwood floor averages about $8 a square foot for materials, insulation and site finishing, and up to $12 a square foot for wide pine planks, or $1,150-$1,750 for a 12x12-foot room.
Average Hardwood Floor Pricing. The price to install hardwood flooring varies, as shown above. Depending on the species you choose, that price will vary even more. Here are some of the average material prices for different species of hardwood flooring: Oak: $2 - $10/sf; White Oak: $3 - $5/sf; Birch: $2 - $8/sf; Red Oak: $2 - $5/sf; Cherry: $4 - $20/sf