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Monday, 1 February 2010

evil

hahaha, I don't think I should be a statistician in diseases. I had a question that provides data for the haemoglobin levels in individuals infected by malaria and non-infected one; there should be significant differences. Then they want us to outline additional experiments to differentiate between the hypotheses 'infection by malarial parasites might reduce haemoglobin levels in the blood' and 'individuals with low haemoglobin levels may be susceptible to malarial infection'.


So without thinking much, I wrote: Obtain a sample of healthy individuals and measure their haemoglobin level. Then infect them with malarial parasite and measure haemoglobin level again and do a significance test. If it's significant, then it shows the first hypothesis.

For 2nd hypothesis, obtain a sample of individuals with low Hb levels and infect them with the parasite. Repeat with healthy individuals as control. Bla3.

Then after that, I was thinking, 'But the question wants an additional experiment meaning it's a follow-up experiment from the data provided already, and won't these be too evil and notorious...' HAHAHA, only then I realised I should have written 'Treat the infected individuals from the previous experiment and measure their Hb level to see if there's any significant difference.'

I do knw it's very bio n stats so not very understandable but basically I should have treated infected ppl rather than infecting healthy ppl to ans the que. LOL, and my first thought is the latter one. I'm just effing dangerous.

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