Literature

There are many good books on statistics, and just as many bad ones. If you're looking for a well written text, here are a couple of suggestions:

• 'Statistics without tears' by Derek Rowntree (Penguin) £ 9.99   9780140136326
  [A good introduction to statistics for those with a minimal background in mathematics]
• 'Statistics explained' by Perry Hinton (Routledge) £19.95   9780415332859
  [A very good introduction to all of the common statistical techniques]
• 'SPSS Survival Manual' by Julie Pallant (Open University Press) £29.99   9780335242399
  

And for more specialised branches of statistics:

• 'Applied Regression Analysis and Other Multivariable Methods' by Kleinbaum, Kupper and Muller (Cengage) £60.99   9780495384984
  [Excellent text on all aspects of regression analysis]
• 'Practical Statistics for Medical Research' by Douglas Altman (Bookpoint) £ 38.99   9781584880394
  [Covers all aspects of medical research, with special attention to the requirements for ensuring that papers are publishable]

Finally, for an excellent general introduction to all aspects of carrying out a research project, including basic statistics:

• 'Research Methods in Psychology' by Glynis Breakwell, Sean Hammond and Chris Fife-Schaw (Sage) £ 27.99    9781412911283