Watts Up With Alexa Statistics
By Collin Maessen on commentAnthony Watts is very fond of using Alexa statistics for showing how popular his blog is. Especially when he can use it to show that his blog is more popular than websites that spread good information on climate science.
But the problem is that Alexa uses indirect measurements to give an estimate for how much a website is visited. This makes Alexa traffic statistics basically worthless if you’re trying to do any serious analysis of visitor numbers to websites. You just don’t use it as you will almost always get something that isn’t remotely close to reality (although some businesses do use this data).
Watts should know this considering how often it was pointed out to him that Alexa isn’t reliable. Something I also wrote about in my blog post ‘Why You Shouldn’t Use Alexa Traffic Statistics‘. Yet it doesn’t stop Watts from using it to boast about his website in his blog post ‘The other divergence problem – climate communications‘ (archived here):