What is AB testing in AdWords?

Related questions

1. Is there a minimum for Google ads?
2. What are conversions in Google AdWords?
3. How much does it cost to get Google AdWords certified?
4. How does pay per click work?
5. How long does it take for Google ads to live?
6. Does Google AdWords work for small business?
7. How much does a Google ad cost?
8. How much does SEO cost?
9. Are Google Ads Free?
10. Does Google own DoubleClick?

Tags

1. #testing
2. #helps
3. #guide
4. #evaluate
5. #without
6. #adwords
7. #campaign
8. #altering
9. #using
10. #account
11. #draft
12. #possible
13. #advertisers
14. #changes
15. #experiments
16. #existing
17. #alternate
18. #settings
19. #split