Age distribution from last Icon Test

The age distribution of the last KMail icon test.

This post only presents the age distribution of the last KMail icon test. This knowledge can be well used for creating e.g. Personas.

All participants of the test:

distribution_all

Mean:  27,9 years
Standard deviation: 7,5 years

Frequent users of KMail:

distribution_kmailuser

Mean: 29  years
Standard deviation: 7,9 years

Participants not using KMail:

distribution_nokmailuser

Mean: 27  years
Standard deviation: 7,2 years