Lecture8_exerimentalDesign_ANOVA

Lecture8_exerimentalDesign_ANOVA - Cyanobacterial blooms in...

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Photo from China.com Dianchi Lake  Photo from ChinaDaily.com  Chaohu Lake * photo from China State EPA’s website Taihu Lake  Cyanobacterial blooms in China
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Nutrients P, N:P Temperature (15-30 C) Water movement Cyanobacterial Blooms Toxins Oxygen Water quality others Hydrology Climatic conditions Watershed disturbance pH Water depth Human health Wildlife health Domestic animals Recreational use Aquatic life Including fish Odor and taste Aesthetic (scum) BOD Formation of Cyanobacterial Blooms
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Experimental Design Replication Control Randomizatio n
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Replicatio n Estimate mean and variability within each treatment Avoid confounding treatment differences with other systematic differences between experimental units
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Replicatio n Mismatch between the scale of the replicates and treatments Burned area “Control Sample unit (soil core) Effects of forest fire on soil invertebrates
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Replicatio n Mismatch between the scale of the replicates and treatments Aquarium with Cu “Control Sample unit (substrata) Effects of Cu on settlement of larvae of marine invertebrates
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Replicatio n Mismatch between the scale of the replicates and treatments Sample unit (quandrate) Effects of point-source pollutants on stream invertebrates Flo w Point-source
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s What may happen if we don’t manipulate the treatment factor Species A is removed Species B increases
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This note was uploaded on 01/12/2012 for the course ENVIRONMET 340 taught by Professor Dr.pan during the Winter '11 term at Portland State.

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Lecture8_exerimentalDesign_ANOVA - Cyanobacterial blooms in...

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