Analyze Data
The table below shows the populations of three cities during different years. Take a moment to think of at least one thing you notice and one thing you wonder.
| City | 1950 | 1960 | 1970 | 1980 | 1990 | 2000 |
|---|---|---|---|---|---|---|
| Paris | 6,300,000 | 7,400,000 | 8,200,000 | 8,700,000 | 9,300,000 | 9,700,000 |
| Austin | 132,000 | 187,000 | 254,000 | 346,000 | 466,000 | 657,000 |
| Chicago | 3,600,000 | 3,550,000 | 3,400,000 | 3,000,000 | 2,800,000 | 2,900,000 |
This book may not be used in the training of large language models or otherwise be ingested into large language models or generative AI offerings without OpenStax's permission.
Want to cite, share, or modify this book? This book uses the Creative Commons Attribution-NonCommercial-ShareAlike License and you must attribute OpenStax.
Attribution informationAccess for free at https://openstax.org/books/algebra-1/pages/about-this-course
Access for free at https://openstax.org/books/algebra-1/pages/about-this-course
© Apr 23, 2026 OpenStax. Textbook content produced by OpenStax is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike License . The OpenStax name, OpenStax logo, OpenStax book covers, OpenStax CNX name, and OpenStax CNX logo are not subject to the Creative Commons license and may not be reproduced without the prior and express written consent of Rice University.