Projects

CSEMP assessment of benzo[a]anthracene in sediment at Off Tyne

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-31.27-27.6718.63-37.27
linear2-29.32-21.3218.66-37.320.056 10.8130
smooth (df = 2)3-27.85-11.1918.93-37.850.531 10.4661

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520175.3715.4330.061880.261110.2370.8206
last 20 years200520175.3715.4330.061880.261110.2370.8206

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC228.79 16.00-2.6602 0.1745-15.2461.0000
ERL228.79261.00 0.1317 0.1745 0.7550.2395

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in sediment at Off Tyne


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in sediment at Off Tyne


Assessment plot

Assessment plot for  benzo[a]anthracene in sediment at Off Tyne


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in sediment at Off Tyne


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in sediment at Off Tyne


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