Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Science Writers 2013: 6 tips to protect yourself from data-led error

5,296 views

Published on

Slides from my talk at the annual meeting of the National Association of Science Writers (NASW) in Gainesville, Florida on 2 November 2013

Published in: Health & Medicine, Technology
  • Be the first to comment

Science Writers 2013: 6 tips to protect yourself from data-led error

  1. 1. Hilda Bastian @hildabast NASW Sciencewriters 2013, Florida 2nd Nov http://www.slideshare.net/HildaBastian/ (Link listing on last slide) Statistically Funny blogspot Absolutely Maybe at Scientific American Click on image Click on cartoon for link to post
  2. 2. See also: Who’s saying it? Academic spin (click thumbnail) Think through the context of what happened, the methods of collection and method of analysis before analyzing the data
  3. 3. Always think about confidence intervals/margins of error, matching use of numbers & language to data certainty (47.23% or just less than half?) See also: Standard deviations (click thumbnail) Click on cartoon for link to post
  4. 4. See also: Alleged effects include… (click thumbnail) Click on cartoon for link to post The strength & quality of data vary within a study. And always lo for all outcomes (especially adverse ones), not just the ones researchers point you to.
  5. 5. Click on cartoon for link to post
  6. 6. See also: He said, then she said… (click thumbnail) Click on cartoon for link to post
  7. 7. The biggest bias we have to deal with is our own. Click on cartoon for link to post
  8. 8. Link listing http://statistically-funny.blogspot.com http://blogs.scientificamerican.com/absolutely-maybe Promising = overhyped + under-tested: http://statistically-funny.blogspot.com/2012/06/promising-over-hyped-under-tested.html Academic spin: http://blogs.scientificamerican.com/absolutely-maybe/2013/09/09/academic-spinhow-to-dodge-weave-past-research-exaggeration/ You will meet too much false precision: http://statistically-funny.blogspot.com/2013/02/you-willmeet-too-much-false-precision.html Standard deviations: http://statistically-funny.blogspot.com/2013/04/dont-worry-its-just-standarddeviation.html Statistical significance: http://statistically-funny.blogspot.com/2013/03/nervously-approachingsignificance.html Alleged effects include…: http://statistically-funny.blogspot.com/2013/07/alleged-effects-includehowling.html Studies of cave paintings have shown..: http://statistically-funny.blogspot.com/2013/06/studies-ofcave-paintings-have-shown.html Studies in isolation – “Look Ma, straight A’s!”: http://statistically-funny.blogspot.com/2013/04/lookma-straight-as.html He said, then she said…: http://statistically-funny.blogspot.com/2013/05/he-said-she-said-then-theysaid.html Begging hopefully for less bias: http://statistically-funny.blogspot.com/2012/06/begging-hopefullyfor-less-bias.html

×