Projects

CSEMP assessment of BD153 in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1111.18113.43-52.59105.18
linear2109.61114.18-50.80101.613.569 10.0589
smooth (df = 2)3111.61119.94-50.80101.610.001 10.9756
smooth (df = 3)4113.59127.99-50.79101.590.021 10.8846

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20082018-1.1716-1.9625-0.7909 0.3993-1.9810.0789
last 20 years20082018-1.1716-1.9625-0.7909 0.3993-1.9810.0789

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 0.1 0.0-1.033 0.215-4.8080.9995
FEQG 0.11100.0 8.966 0.21541.718<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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