Projects

CSEMP assessment of BD153 in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1100.88103.45-47.4494.88
linear2100.71106.04-46.3592.712.174 10.1404
smooth (df = 2)3102.69112.69-46.3492.690.019 10.8901
smooth (df = 3)4104.69122.69-46.3492.690.000 10.9849

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20082017-1.1983-1.8755-0.6772 0.4453-1.5210.1668
last 20 years20082017-1.1983-1.8755-0.6772 0.4453-1.5210.1668

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 0.2 0.0-1.120 0.242-4.6220.9991
FEQG 0.21100.0 8.879 0.24236.635<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  BD153 in sediment at Hunterston (Clyde)


Raw data with assessment

Raw data with assessment of  BD153 in sediment at Hunterston (Clyde)


Assessment plot

Assessment plot for  BD153 in sediment at Hunterston (Clyde)


Organo-bromines data

Organo-bromines data for assessment of  BD153 in sediment at Hunterston (Clyde)


Organo-bromines assessment

Organo-bromines assessment of  BD153 in sediment at Hunterston (Clyde)


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