Projects

CSEMP assessment of CB28 in sediment at Whiteness Head (Moray Firth)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean143.4444.73-18.7237.44
linear240.5443.00-16.2732.544.902 10.0268
smooth (df = 2)342.1346.29-16.0632.130.415 10.5193
smooth (df = 3)444.0350.58-16.0232.030.096 10.7573
smooth (df = 4)545.5555.35-15.7831.550.478 10.4891

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall19992017-1.5821-2.2953-0.7131 0.2865-2.4890.0250
last 20 years19992017-1.5821-2.2953-0.7131 0.2865-2.4890.0250

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.10070.22000.78110.1813 4.3080.0003
EAC0.10071.70002.82590.181315.583<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB28 in sediment at Whiteness Head (Moray Firth)


Raw data with assessment

Raw data with assessment of  CB28 in sediment at Whiteness Head (Moray Firth)


Assessment plot

Assessment plot for  CB28 in sediment at Whiteness Head (Moray Firth)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB28 in sediment at Whiteness Head (Moray Firth)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB28 in sediment at Whiteness Head (Moray Firth)


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