Projects

CSEMP assessment of CB52 in sediment at Skelmorlie (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean173.3675.36-33.6867.36
linear275.2579.25-33.6367.250.105 10.7453
smooth (df = 2)374.3381.47-32.1664.332.924 10.0873
smooth (df = 3)471.9983.99-29.9959.994.341 10.0372

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002013-0.3130-0.4287-0.1157 0.3561-0.3250.7521
last 20 years20002013-0.3130-0.4287-0.1157 0.3561-0.3250.7521

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.65140.1200-1.6916 0.2037-8.3061.0000
EAC0.65142.7000 1.4219 0.2037 6.982<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB52 in sediment at Skelmorlie (Clyde)


Raw data with assessment

Raw data with assessment of  CB52 in sediment at Skelmorlie (Clyde)


Assessment plot

Assessment plot for  CB52 in sediment at Skelmorlie (Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB52 in sediment at Skelmorlie (Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB52 in sediment at Skelmorlie (Clyde)


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