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HARRIS COUNTY WATERSHED PROTECTION GROUP PowerPoint PPT Presentation


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HARRIS COUNTY WATERSHED PROTECTION GROUP. Lessons Learned on Storm Water Quality Research Projects. Presented by: Trent Martin July 15, 2008. Statistical Significance – Our “Holy Grail”. Statistical Significance – Our “Holy Grail”. POWER.

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HARRIS COUNTY WATERSHED PROTECTION GROUP

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Harris county watershed protection group

HARRIS COUNTY

WATERSHED PROTECTION GROUP

Lessons Learned on

Storm Water Quality

Research Projects

Presented by:

Trent Martin

July 15, 2008


Harris county watershed protection group

Statistical Significance – Our “Holy Grail”


Harris county watershed protection group

Statistical Significance – Our “Holy Grail”

POWER


Harris county watershed protection group

Statistical Significance – Our “Holy Grail”

POWER

Things that affect POWER:

* variability


Harris county watershed protection group

Statistical Significance – Our “Holy Grail”

POWER

Things that affect POWER:

* variability

* level of significance


Harris county watershed protection group

Statistical Significance – Our “Holy Grail”

POWER

Things that affect POWER:

* variability

* level of significance

* size of difference between sets


Harris county watershed protection group

Statistical Significance – Our “Holy Grail”

POWER

Things that affect POWER:

* variability

* level of significance

* size of difference between sets

* number of samples collected


Harris county watershed protection group

Quality Assurance Project Plan (QAPP)


Harris county watershed protection group

It’s OK to ask for help!


Harris county watershed protection group

K.I.S.S. - Keep it simple. Answer one question at a time.


Any questions

Any Questions?

For more information:

Harris County Watershed Protection Group

(713) 290 - 3000

or

www.CleanWaterways.org

Physical Address:

9800 Northwest Frwy., Suite 305,

Houston, TX 77092


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