Prints link with gay sexuality
- If you have been introduced to statistical tests, carry out
a test on the equality of proportions of men with more ridges
in their left fingerprints for the two groups (homosexual and
heterosexual). Is the difference statistically significant?
- Do some research of your own to find out how useful such
information is if the percentage of one group in the population
is quite small.
Where to next?
Newspaper article
Index - Related
articles
Index - Inference
Main Index
- Numeracy in the News