HPRICE3.DES year age agesq nbh cbd inst linst price rooms area land baths dist ldist lprice y81 larea lland linstsq Obs: 321 1. year 1978, 1981 2. age age of house 3. agesq age^2 4. nbh neighborhood, 1 to 6 5. cbd dist. to central bus. dstrct, feet 6. inst dist. to interstate, feet 7. linst log(inst) 8. price selling price 9. rooms # rooms in house 10. area square footage of house 11. land square footage lot 12. baths # bathrooms 13. dist dist. from house to incin., feet 14. ldist log(dist) 15. lprice log(price) 16. y81 =1 if year = 1981 17. larea log(area) 18. lland log(land) 19. linstsq linst^2