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Darren Koppel

environmental toxicology and chemistry, emergency management, science policy

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Darren Koppel

environmental toxicology and chemistry, emergency management, science policy

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Tag: R

Dose-response modelling and model selection in R

Posted on 4 September 2020 by user

Dose Response Modelling in R Dose Response Modelling in R Setting up Crash course in model selection How many parameters … Continue reading “Dose-response modelling and model selection in R”

R, Science Ecotoxicology, R, Statistics Leave a comment

Toxic Units

Posted on 8 November 2019 by user

What’s a Toxic Unit anyway Darren Koppel 12 February 2019 Introduction The Toxic Unit approach is a handy way of … Continue reading “Toxic Units”

R Ecotoxicology, R, Statistics Leave a comment

Significance testing with EC50s

Posted on 8 November 2019 by user

The data comes from https://data.aad.gov.au/metadata/records/AAS_4326_microalga_toxicity which is published in this paper https://doi.org/10.1016/j.envpol.2017.05.034. The approach is outlined by Ritz et al … Continue reading “Significance testing with EC50s”

R Ecotoxicology, R, Statistics Leave a comment

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Dr Darren Koppel Follow

Research scientist assessing the environmental risk of contaminants 🌈 he/him views are my own :)

DarrenKoppel
Retweet on Twitter Dr Darren Koppel Retweeted
setac_au SETAC Australasia @setac_au ·
9 Mar

Our SETAC-AU community gets around... from the Tropics to the poles we conduct #ecotox everywhere!

Check out the other photos in our inaugural photo competition and cast your vote!

📸Cath King

https://australasia.setac.org/notice/inaugural-setac-au-photo-competition

Reply on Twitter 1633692564237983745 Retweet on Twitter 1633692564237983745 4 Like on Twitter 1633692564237983745 11 Twitter 1633692564237983745
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darjkop

I'm not saying I'm the best at mini golf. My score I'm not saying I'm the best at mini golf. My score says I'm the best at mini golf.
Bought a house! It may not have a proper kitchen Bought a house! 

It may not have a proper kitchen, or insulation, or a phone line, but its cute and I have an inflated sense of my ability to do renovations. 

Also they took the sold sign down almost immediately so I should get at least a little discount.
Some bird, birb, and borbs of WA 🔊 Some bird, birb, and borbs of WA 🔊
Albany is pretty great Albany is pretty great
So Kalgoorlie is kinda great So Kalgoorlie is kinda great
I like big brims and I cannot lie You other brothe I like big brims and I cannot lie
You other brothers can't deny
When a mate walks in with an itty bitty peak
And no round thing in your face
You get burned
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