Projects

CSEMP assessment of CB28 in sediment at inner (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1137.51138.89-65.75131.51
linear2137.45140.12-64.73129.452.057 10.1515
smooth (df = 2)3139.44143.99-64.72129.440.007 10.9316
smooth (df = 3)4135.85143.05-61.92123.855.598 10.0180
smooth (df = 4)5137.81148.70-61.91123.810.030 10.8622

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall19992018-0.4848-0.07590.40890.27621.4800.1609
last 20 years19992018-0.4848-0.07590.40890.27621.4800.1609

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.92690.2200-1.4382 0.1471-9.7771.0000
EAC0.92691.7000 0.6065 0.1471 4.1230.0005

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB28 in sediment at inner (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  CB28 in sediment at inner (Firth of Clyde)


Assessment plot

Assessment plot for  CB28 in sediment at inner (Firth of Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB28 in sediment at inner (Firth of Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB28 in sediment at inner (Firth of Clyde)


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