Part 2: Finding your Sample Parameters Using your sample above, let's calculate some measures of central tendency. Zillow lists median property values for each neighborhood on their website, which will be helpful in seeing if our sample is representative of our population. 1. Calculate and explain how to find the mean of your sample. 11. Calculate and explain how to find the median of your sample. III. What is the median price for similar homes listed in your neighborhood? (find this on Zillow): $ iv. What is the sampling error for the median (the difference between the Zillow median and your sample median) of your ten homes? $. Homes Sale Prices Features Square Feet Price Per Sq. Foot (PPSF) Your House 190,000 3 bds, 2 baths 1800 sq. feet Comp 1 $ 109,000 2 bds, 2 baths, condo 1,500 sq.ft $72.76 Comp 2 $ 110,000 2 bds, 1 bath, condo 1, 163 sq. ft. $94.58 Comp 3 $ 139,000 2 bds, 1 bath, condo 1,160 sq. ft. $119.83 Comp 4 $ 151,000 2bds, 2 bath, 2 car 1,200 sq.ft $125.83 garages, condo Comp 5 $ 160,000 2 bds, 2 baths, 1,500 sq.ft $106.67 Laundry room Comp 6 $ 165,000 2 bds, 2bths condo 1,200 sq. ft. $137.50 Comp 7 $ 174,900 2bd, 2bths, enclosed 800 sq. ft. $218.63 balcony, condo Comp 8 $ 185,000 2 bds, 1 bath, laundry 1,000 sq.ft $185.00 room, 2nd floor balcony condo Comp 9 $ 249,000 3 bds, 2 baths, house 1,600 square feet. $155.63 Comp 10 $ 289,000 3 bds, 2 baths, porch 1,800 square feet $138.33