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CSEMP assessment of benzo[a]pyrene in sediment at Channel

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean110.8415.34-2.424.84
linear2 9.8020.47-0.901.803.042 10.0811
smooth (df = 2)311.4636.46-0.731.460.346 10.5565

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520174.8564.213-0.6437 0.3353-1.9200.1129
last 20 years200520174.8564.213-0.6437 0.3353-1.9200.1129

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 67.5 30.0-0.8114 0.2417-3.3570.9899
ERL 67.5430.0 1.8512 0.2417 7.6590.0003

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Channel


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Channel


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Channel


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at Channel


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Channel


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