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?
Index - Related
Index - Inference
- Numeracy in the News