Government agencies carefully monitor water quality and its effect on wetlands (

Question

Government agencies carefully monitor water quality and its effect on wetlands (Reference: Environmental Protection Agency Wetland Report EPA 832 R 93-005). Of particular concern is the concentration of nitrogen in water training from fertilized lands. Too much nitrogen can kill fish and wildlife. Twenty-eight samples of water were taken at random from a take the nitrogen concentration (milligrams of nitrogen per liter of water) was determined for each sample. Identify the variable. nitrogen concentration in the entire take nitrogen concentration the 28 samples amount of water Is the variable quantitative or qualitative? neither quantitative nor qualitative quantitative qualitative both quantitative and qualitative What is the implied population? the entire lake the 20 samples that were examined all the fish in the lake all lakes

Explanation / Answer

a) variable: nitrogen concentration

b) quantitative variable

c) population: the entire lake

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