The ten tallest buildings in the world, completed as of the start of 2012, are listed in the following table. Use this table to answer following Exercises. If necessary, round results to one decimal place.

1. Find the median height of the five tallest buildings.
2. Find the mean height of the eight tallest buildings.

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Building Height (in feet) Burj Khalifa, Dubai 2717 Makkah Royal Clock Tower Hotel, Saudi Arabia 1972 Taipei 101 1667 Shanghai World Financial Center 1614 International Commerce Centre, Hong Kong 1588 Petronas Tower 1, Kuala Lumpur 1483 Petronas Tower 2, Kuala Lumpur 1483 Zifeng Tower, China 1476 Willis Tower, Chicago 1451 KK 100 Development, China 1449 (Source Council on Tall Buildings and Urban Habitat)