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Talk:Projection matrix

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This is an old revision of this page, as edited by Michael Hardy (talk | contribs) at 22:50, 12 January 2008 (Created page with 'This opening sentence seems weird: : The hat matrix, H, is used in statistics to relate errors in residuals to experimental errors. I'm going to think about how t...'). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
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This opening sentence seems weird:

The hat matrix, H, is used in statistics to relate errors in residuals to experimental errors.

I'm going to think about how to rephrase it. Michael Hardy (talk) 22:50, 12 January 2008 (UTC)[reply]