Building type Average floor area (m2) Total floor area (m2) avg story height(cms) COST (HK$) Problems

1 1852 81478 410 1467000000 1 Run a regression model to estimate the cost of a building using average storey height (mean centered) and total floor area (mean centered)

1 1608 64313 411 1150000000 2 Run a regression model to estimate the cost of a building using average storey height (mean centered), total floor area (mean centered), and the type of construction (dummy coded with reinforced concrete as the control group)

1 1430 55783 403 1028000000 Interpret the slopes, intercepts, and regression statistics in the models

1 1562 57794 390 1100000000

1 1109 37695 391 728000000

1 905 28048 382 558000000

1 1852 81478 410 1467000000

1 901 30617 391 631000000

1 1727 69062 400 1223000000

1 1161 37148 394 761000000

1 1004 37141 400 713000000

1 1216 38912 390 784000000

1 2007 88302 422 1593000000

1 2983 173000 440 2649000000

2 1523 70080 372 1210000000

2 912 28286 370 607000000

2 1343 53715 382 977000000

2 1175 32908 381 700000000

2 1203 40902 393 811000000

2 1393 52951 392 1001000000

2 713 20681 375 468000000

2 1047 37681 411 747000000

2 1506 63270 421 1156000000

2 1642 70624 423 1268000000

2 1848 73936 403 1333000000

2 1627 60190 402 1162000000

2 1301 40321 384 864000000

2 905 25330 405 561000000

2 1727 72514 400 1303000000

2 1414 52318 392 1013000000

2 2001 76022 431 1487000000

2 400 9200 380 263000000

2 3100 102190 454 2112000000

2 1677 83860 410 1519000000

2 2415 130032 420 2045000000

2 1555 46637 410 1025000000

2 792 20596 420 540000000

Building Type

1 Reinforced Concrete

2 Steel