Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Video characteristics of the YouTube videos included
| Characteristic | Mean | Standard deviation | Minimum | Maximum |
|---|---|---|---|---|
| Video duration | 12 min and 15 sec | 14 min and 56 sec | 35 sec | 62 min and 47 sec |
| Views | 64,646 | 264,161 | 110 | 1,861,102 |
| Days since upload | 1,526 | 1,080 | 34 | 4,215 |
| View ratio | 33.0 | 127.7 | 0.5 | 908.3 |
| Likes | 413 | 1,849 | 0 | 13,000 |
