The mean square footage is ? The sample variance is?

Question 2, 3.3.2 HW Score: 18.38%, 2.39 Homework: HW 3.3 Part 1 of 2 of 13 points Points: 0.5 of 1 Save The accompanying frequency distribution represents the square footage of a random sample of 500 houses that are owner occupied year round. Approximate the mean and standard deviation square footage. Click the icon to view the data table. X The mean square footage is x = Housing Data (Round to the nearest integer as Square footage Frequency 0 - 499 5 500 -999 17 1,000 - 1,499 36 1,500 - 1,999 121 2,000 - 2,499 119 2,500 - 2,999 83 3,000 - 3,499 45 3,500 -3,999 41 4,000 -4,499 26 4,500 - 4,999 7 Print Done