Projects

CSEMP assessment of benzo[a]pyrene in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean198.54101.11-46.2792.54
linear299.25104.59-45.6391.25 1.290 10.2561
smooth (df = 2)397.50107.50-43.7587.50 3.755 10.0527
smooth (df = 3)487.31105.31-37.6575.3112.188 10.0005

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620174.1474.6710.52340.45831.1420.2865
last 20 years200620174.1474.6710.52340.45831.1420.2865

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC106.8 30.0-1.2696 0.2734-4.6430.9992
ERL106.8430.0 1.3930 0.2734 5.0940.0005

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at middle (Firth of Clyde)


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at middle (Firth of Clyde)


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