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CSEMP assessment of benzo[a]anthracene in biota at Off Boston (Wash)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean164.3667.36-29.1858.36
linear263.0369.43-27.5155.033.333 10.0679
smooth (df = 2)364.1276.62-27.0654.120.905 10.3416

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20032017 0.9243-0.1994-1.1237 0.5618-2.0000.0856
last 20 years20032017 0.9243-0.1994-1.1237 0.5618-2.0000.0856

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 0.819 0.408-0.6983 0.3757-1.8590.9473
EAC 0.81913.040 2.7674 0.3757 7.366<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in biota at Off Boston (Wash)


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in biota at Off Boston (Wash)


Assessment plot

Assessment plot for  benzo[a]anthracene in biota at Off Boston (Wash)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in biota at Off Boston (Wash)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in biota at Off Boston (Wash)


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