Not everything's black & white

Coincidentally, after my last post, this came up in my Google Reader today;

More on the Problems with Opt-in Internet Surveys

Here’s the first article;

Study Finds Trouble for Opt-in Internet Surveys

I had the great privilege of attending an AMSRS Professional Development session earlier this year to hear Jon Krosnick speak. He was brilliant.

And so it’s with great interest that I follow this very timely and fascinating debate (hosted on Gary Langer’s excellent blog).

Make sure you follow the links to get the full story/debate. It’s an important one.

P.S And here’s a link to the study itself.



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