Projects

CSEMP assessment of benzo[a]pyrene in sediment at Lough Foyle

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1123.86126.11-58.93117.86
linear2121.52126.09-56.76113.524.335 10.0373
smooth (df = 2)3117.32125.65-53.66107.326.204 10.0127
smooth (df = 3)4118.19132.59-53.09106.191.130 10.2878

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.0623.768-1.2939 0.4633-2.7930.0235
last 20 years200020175.0623.768-1.2939 0.4633-2.7930.0235

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 43.3 30.0-0.3669 0.3497-1.0490.8376
ERL 43.3430.0 2.2957 0.3497 6.566<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Lough Foyle


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Lough Foyle


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Lough Foyle


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Lough Foyle


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