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beachman1
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Q:

Identify the implied population.

Twenty-eight samples of water were taken at random from a lake.  The nitrogen concentration (milligrams of nitrogen per liter of water) was determined for each sample.  The variable in this information is nitrogen concentration (mg nitrogen/l water).

number of fish
       samples of water taken at random
       the wetlands
       nitrogen concentration (mg nitrogen/l water) in the entire lake
       government agencies

 

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