"Here's the raw data. Firefox beats Chrome and I don't like that result, so let's fudge with the data a little bit."
"Look, now Chrome is beating Firefox. But IE still isn't losing yet, so let's make up some reasoning and fudge some more until we're happy!"
"Ah, that's better, now IE looks like it sucks and my worldview is no longer shattered. Hooray for fudging data to make it say what we want it to!"