Projects

CSEMP assessment of BDE99 in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean150.2054.70-22.1044.20
linear252.1862.85-22.0944.180.014 10.9045
smooth (df = 2)354.1879.18-22.0944.180.002 10.9638

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20092018-1.5512-1.51990.031320.260700.1200.9090
last 20 years20092018-1.5512-1.51990.031320.260700.1200.9090

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.21870.0500-1.4759 0.1500-9.8380.9999
FEQG0.21871.0000 1.5199 0.150010.131<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  BDE99 in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  BDE99 in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  BDE99 in sediment at middle (Firth of Clyde)


Organo-bromines data

Organo-bromines data for assessment of  BDE99 in sediment at middle (Firth of Clyde)


Organo-bromines assessment

Organo-bromines assessment of  BDE99 in sediment at middle (Firth of Clyde)


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