Projects

CSEMP assessment of benzo[a]pyrene in sediment at Forth Estuary

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean170.1372.70-32.0764.13
linear272.1277.45-32.0664.120.010 10.9194
smooth (df = 2)371.2481.24-30.6261.242.876 10.0899
smooth (df = 3)472.4890.48-30.2460.480.763 10.3823

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.2745.185-0.0886 0.8733-0.1010.9217
last 20 years200020175.2745.185-0.0886 0.8733-0.1010.9217

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC178.6 30.0-1.7841 0.5312-3.3590.9950
ERL178.6430.0 0.8785 0.5312 1.6540.0684

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Forth Estuary


PAH (parent) data

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


PAH (parent) assessment

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


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