3099RE: [webanalytics] Re: Behavioral differences in group that blocks 3rd party cookies?
- Aug 2, 2005Thanks for clarifying that you do mean blocking.
I also should back-pedal on my statement that blocking is 'rare'. It's less
common than deletion, but it is indeed increasing. I don't mean to downplay
the importance of the problem of blocking.
> Subject: [webanalytics] Re: Behavioral differences in group
> that blocks 3rd party cookies?
> Thanks for your response -
> I agree that, intuitively, missing 15% seems problematic.
> What I am looking for is something beyond that, however.
> Some data/evidence to back up or defeat the assertion that
> ... as the sample of Internet users who do NOT block 3rd
> party cookies (and I do mean block) diminishes ... that that
> shrinking sample will lose its value as a source of web
> analytics data. That, at some point, data on that group's
> behavior cannot meaningfully or reliably be extrapolated to the whole.
> --- In firstname.lastname@example.org, "Amer, Mike" <mamer@v...> wrote:
> > > Blocking and rejection of third party cookies is rare. Did you
> > > intend to ask for data on those that *delete* third party
> > That
> > > is much more common.
> > Third party cookies being blocked isn't exactly rare. Eric's
> > has an entry that mentions numbers from Coremetrics and WebTrends
> > are both around 15%.
> > l If my analytics solution depended upon third-party cookies to
> > visitors, I would find this very troubling.
> > I suppose that with 85% of traffic being reported, you can
> still make
> > directional decisions. But if you are using web analytics to power
> > other marketing efforts, then missing out on 15% of traffic is a
> > big deal.
> > - Mike Amer
> > Victoria's Secret
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