Projects

CSEMP assessment of pyrene in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1115.75117.55-54.87109.75
linear2117.21120.76-54.60109.210.540 10.4626
smooth (df = 2)3109.83116.08-49.91 99.839.378 10.0022
smooth (df = 3)4109.04119.32-48.52 97.042.794 10.0946

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620184.2634.5320.268830.246221.0920.3005
last 20 years200620184.2634.5320.268830.246221.0920.3005

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 92.9 24.0-1.3539 0.1805-7.5031.0000
ERL 92.9665.0 1.9678 0.180510.905<0.0001

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  pyrene in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  pyrene in sediment at middle (Firth of Clyde)


PAH (parent) data

PAH (parent) data for assessment of  pyrene in sediment at middle (Firth of Clyde)


PAH (parent) assessment

PAH (parent) assessment of  pyrene in sediment at middle (Firth of Clyde)


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