Testing - Google Adwords Blog

When The Adwords Sweet Spots Turn Sour…

Thursday, October 18th, 2007 Steve Baker Comments

I blogged a while back about the sweet spot for your campaign, and how to find it.Basically, you estimate the conversion rate, cost per click and clickthrough rate for each position that your advert can appear in, and calculate how profitable each one is. You should find that one position is more profitable than the [...]

Advert Text, Bidding, Competitors, Content Network, Google Adwords, PPC Campaigns, Pay-Per-Action, Testing

A:B Advert Testing, A Cautionary Tale

Monday, July 9th, 2007 Steve Baker Comments

The conventional wisdom on PPC adverts on Google is that you should look to improve the click through rate, as it is generally accepted that this is an important attribute in the Quality Score, which determines the amount that you need to bid to get a certain position (or how high up the rankings you [...]

Adgroups, Advert Text, Google Adwords, Pay-Per-Action, Testing

A:B Advert Testing – Is Statistical Significance Over-Rated?

Friday, June 29th, 2007 Steve Baker Comments

On the face of it, probably a bit of a daft question. How can you be sure that your new advert is better than the old one, if you don’t wait to see if it’s statistically significant? And to an extent, that’s true. If you were to ignore significance completely, the moment somebody clicked [...]

Adgroups, Advert Text, Google Adwords, Pay-Per-Action, Testing

Multivariate Testing On PPC Adverts

Friday, June 29th, 2007 Steve Baker Comments

When most experts talk about testing adverts on Google Adwords, they recommend that you change only one thing in the advert, so that your results aren’t confused by conflicting changes (if one change improves your click through rate, and one makes it worse, then the overall impact could be better or worse, and you’ve no [...]

Advert Text, Google Adwords, Testing