Projects

CSEMP assessment of pyrene in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean183.7785.05-38.8877.77
linear280.2282.68-36.1172.225.545 10.0185
smooth (df = 2)380.9285.08-35.4670.921.305 10.2533
smooth (df = 3)482.4088.94-35.2070.400.522 10.4700
smooth (df = 4)582.3492.14-34.1768.342.050 10.1522

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020176.2745.249-1.0251 0.4015-2.5530.0221
last 20 years200020176.2745.249-1.0251 0.4015-2.5530.0221

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC190.4 24.0-2.0711 0.2628-7.8811.0000
ERL190.4665.0 1.2506 0.2628 4.7590.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  pyrene in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  pyrene in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  pyrene in sediment at Garroch Head (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  pyrene in sediment at Garroch Head (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  pyrene in sediment at Garroch Head (Clyde)


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