25.11.2014 Views

Biostatistics

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

588 CHAPTER 11 REGRESSION ANALYSIS: SOME ADDITIONAL TECHNIQUES<br />

predicting THM:<br />

THM ¼ :26chla þ 1:57 pH þ 28:74Br 66:72Br 2<br />

43:63S þ 1:13Sp þ 2:62T S :72T CL<br />

The variables were as follows: chla ¼ chlorophyll concentration, pH ¼ acid=base scale,<br />

Br ¼ bromide concentration, S ¼ dummy variable for summer, Sp ¼ dummy variable for spring,<br />

T ¼ Temperature, and CL ¼ chlorine concentration. The researchers reported R ¼ :52, p

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!