Projects

CSEMP assessment of benzo[a]pyrene in sediment at inner (Firth of Forth)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean197.29 99.29-45.6491.29
linear291.10 95.10-41.5583.108.187 10.0042
smooth (df = 2)391.94 99.09-40.9781.941.159 10.2818
smooth (df = 3)493.63105.63-40.8281.630.312 10.5762

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920185.4214.081-1.3396 0.3928-3.4100.0067
last 20 years199920185.4214.081-1.3396 0.3928-3.4100.0067

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 59.2 30.0-0.6799 0.2577-2.6390.9876
ERL 59.2430.0 1.9827 0.2577 7.695<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at inner (Firth of Forth)


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at inner (Firth of Forth)


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at inner (Firth of Forth)


PAH (parent) data

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


PAH (parent) assessment

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


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