Statistics

The statistics portal might become a central place for everything related to statistical analysis in biological research. As a central starting point it might provide links to pages discussing individual statistical topics in detail as well as listing useful software and recommended external web pages.

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Topics representing data numerically representing data graphically significance tests guide to Excel for statistics add a topic Software R Statistics SPSS, SAS Microsoft's Excel and OpenOffice's Calc are of limited use for statistical analysis add here

Quotes Facts are stubborn things, but statistics are more pliable. Mark Twain (1835 - 1910) Statistics: The only science that enables different experts using the same figures to draw different conclusions. Evan Esar (1899 - 1995) I gather, young man, that you wish to be a Member of Parliament. The first lesson that you must learn is, when I call for statistics about the rate of infant mortality, what I want is proof that fewer babies died when I was Prime Minister than when anyone else was Prime Minister. That is a political statistic. Sir Winston Churchill (1874 - 1965) Smoking is one of the leading causes of statistics. Fletcher Knebel There are three kinds of lies: lies, damned lies, and statistics. Benjamin Disraeli (1804 - 1881)

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Recommended Links Background reading from the Wikipedia: biostatistics measures of central tendency: mean, median, mode normal distributions: normal distribution, standard deviation, variance, standard error of the mean from the Wikipedia significance tests: significance, confidence interval, t test, ANOVA from the add a link here Forums: Bioinformatics & biostatistics subforum at protocol-online.org. This subforum is mostly bioinformatics with only some statistics threads. The forum is very active with over 20k registered members and usually >200 users online. add here Tutorials: The really easy statistics site by Jim Deacon, Uni of Edinburgh - great starting point Statistical Notes Series by BMJ, listed on Jerry Dallal's page - very accessible article series on statistics in medicine Intuitive Biostatistics, chapter 37: Choosing a statistical test and chapter 12: Interpreting nonsignificant p values from the site of the GraphPad software Online books: Electronic Statistics Textbook by StatSoft Visual Statistics Book by Cruise Scientific