Projects

CSEMP assessment of CB52 in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1152.77154.15-73.38146.77
linear2154.75157.41-73.37146.750.019 10.8912
smooth (df = 2)3149.49154.04-69.75139.497.256 10.0071
smooth (df = 3)4144.05151.25-66.02132.057.442 10.0064
smooth (df = 4)5146.03156.92-66.02132.030.017 10.8958

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002018-0.6886 0.48401.17250.52052.2530.0438
last 20 years20002018-0.6886 0.48401.17250.52052.2530.0438

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC1.62250.1200-2.6042 0.3081-8.4521.0000
EAC1.62252.7000 0.5093 0.3081 1.6530.0621

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  CB52 in sediment at Hunterston (Clyde)


Chlorobiphenyls data

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


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB52 in sediment at Hunterston (Clyde)


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