>
> > Survey data can be a big, dirty mess, meaning that there are all sorts
> of biases that can be introduced into the data, like relying on beekeepers
> to correctly recall practices or a bias in the demographics of the
> respondents. Because of this, surveys are one of the worst ways to get at
> causation. We ask so many questions that there could be an effect that look
> significant, but could be really just do to chance.
>
>
>
During one of his presentations at EAS in Guelph this August , Dennis
Van Engelsdorp said that they nearly have enough years worth of BIP data for
multivariate analysis.  This will hopefully make the BIP data more
meaningful.

Adam
Barrie, ON

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