Projects

CSEMP assessment of CB180 in sediment at Whiteness Head (Moray Firth)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean186.74 88.03-40.3780.74
linear288.60 91.06-40.3080.600.140 10.7081
smooth (df = 2)390.58 94.74-40.2980.580.025 10.8756
smooth (df = 3)491.41 97.96-39.7179.411.162 10.2810
smooth (df = 4)592.59102.39-39.3078.590.821 10.3649

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall19992017-2.3764-2.5206-0.1442 0.3846-0.3750.7129
last 20 years19992017-2.3764-2.5206-0.1442 0.3846-0.3750.7129

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 0.08 0.100.2180.268 0.8140.2141
EAC 0.0812.005.0050.26818.700<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB180 in sediment at Whiteness Head (Moray Firth)


Raw data with assessment

Raw data with assessment of  CB180 in sediment at Whiteness Head (Moray Firth)


Assessment plot

Assessment plot for  CB180 in sediment at Whiteness Head (Moray Firth)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB180 in sediment at Whiteness Head (Moray Firth)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB180 in sediment at Whiteness Head (Moray Firth)


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