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McKillup, Steve. Statistics explained: an introductory guide for life scientists [Internet]. illustrated edition. Cambridge, UK: Cambridge University Press; 2006. Available from: http://ezproxy.library.qmul.ac.uk/login?url=http://www.vlebooks.com/vleweb/product/openreader?id=QMUL&isbn=9780511566950&uid=^u
2.
McKillup, Steve. Statistics explained: an Introductory guide for life scientists. Cambridge: Cambridge University Press; 2011.