Video advertising on YouTube lets you:
- use free video analytics
- use pay-per-report analytics and pay for click-through only
- pay a single monthly fee
- use pay-per-report analytics and pay a single monthly fee
Explanation:
YouTube analytics is a free tool. You can monitor the performance of your channel and videos with up-to-date metrics and reports in YouTube Analytics. There’s a ton of data available in different reports, like the Watch time, Traffic sources, and Demographics reports.
Source
Figure out if you’re reaching the right audience. Check your AdWords account to track views, costs, and budget details. Visit the “Analytics” tab in your YouTube account, or check your Video Analytics in AdWords, to learn more about your viewers.
Read more here: https://support.google.com/adwords/answer/6381008