Fact · Typing and writing speed
8fingers used on average (trained typists)
Trained typists used about 8 fingers on average, against about 6.5 for untrained typists, a pattern similar to the fast and slow comparison.
Checked against its source on October 16, 2026
In the source's own words
“similarly to trained relative to untrained typists (on average, 8 versus 6.5)”
Observations on Typing from 136 Million Keystrokes, Vivek Dhakal et al., CHI 2018, ACM Conference on Human Factors in Computing Systems, 2018, Results, Hand and finger use.
Open the original (DOI 10.1145/3173574.3174220)- What it measures
- The comparison appears in the same passage as the fast and slow typist finger counts.
- What it does not show
- Based on the online questionnaire's self-reported training, so the groups are not checked by a test.