Projects

CSEMP assessment of benzo[a]pyrene in sediment at Skelmorlie (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean157.3459.14-25.6751.34
linear257.6161.17-24.8149.611.724 10.1892
smooth (df = 2)359.4965.74-24.7549.490.119 10.7302
smooth (df = 3)460.6970.97-24.3448.690.806 10.3692

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020135.8285.371-0.4564 0.3396-1.3440.2060
last 20 years200020135.8285.371-0.4564 0.3396-1.3440.2060

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC215.2 30.0-1.9703 0.2052-9.6011.0000
ERL215.2430.0 0.6923 0.2052 3.3740.0031

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Skelmorlie (Clyde)


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Skelmorlie (Clyde)


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Skelmorlie (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at Skelmorlie (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Skelmorlie (Clyde)


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