Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean195.94 98.19-44.9789.94
linear296.55101.12-44.2788.551.392 10.2380
smooth (df = 2)393.02101.35-41.5183.025.531 10.0187
smooth (df = 3)491.51105.91-39.7679.513.504 10.0612

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200820184.3104.6170.307070.246931.2440.2451
last 20 years200820184.3104.6170.307070.246931.2440.2451

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC101.2 20.0-1.6211 0.1460-11.1061.0000
ERL101.2384.0 1.3338 0.1460 9.138<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


PAH (parent) data

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


PAH (parent) assessment

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


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