Projects

CSEMP assessment of benzo[a]anthracene in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean182.2483.44-38.1276.24
linear278.1380.42-35.0770.136.108 10.0135
smooth (df = 2)379.1582.99-34.5769.150.987 10.3205
smooth (df = 3)480.7986.79-34.4068.790.351 10.5534
smooth (df = 4)579.7488.65-32.8765.743.056 10.0804

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020185.5544.531-1.0228 0.3818-2.6790.0165
last 20 years200020185.5544.531-1.0228 0.3818-2.6790.0165

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 92.88 16.00-1.7587 0.2511-7.0041.0000
ERL 92.88261.00 1.0332 0.2511 4.1150.0004

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  benzo[a]anthracene in sediment at Garroch Head (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in sediment at Garroch Head (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in sediment at Garroch Head (Clyde)


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