Projects

CSEMP assessment of benzo[a]pyrene in sediment at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean148.4249.92-21.2142.42
linear245.5248.43-18.7637.524.898 10.0269
smooth (df = 2)346.5051.50-18.2536.501.027 10.3108
smooth (df = 3)447.8655.86-17.9335.860.639 10.4242
smooth (df = 4)547.5559.80-16.7733.552.310 10.1285

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020176.3935.619-0.7739 0.3229-2.3970.0323
last 20 years200020176.3935.619-0.7739 0.3229-2.3970.0323

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC275.6 30.0-2.2179 0.2163-10.2561.0000
ERL275.6430.0 0.4447 0.2163 2.0560.0302

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Holy Loch (Clyde)


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Holy Loch (Clyde)


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Holy Loch (Clyde)


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Holy Loch (Clyde)


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