Women more likely to suffer fatigue



  1. How were the data for the report collected? Why was the sample not random?
  2. Of the sufferers of CFS, what is the ratio of women to men?
  3. How do you think the average number of years before diagnoses and average number of visits to a doctor per year were calculated? What gives you a clue to this?
  4. What cautions should be placed on the results of the survey?



Where to next?

Newspaper article
Index - Related articles
Index - Data Collection and Sampling
Main Index - Numeracy in the News