Difficulty -
Medium
Total Plays -
5
Allowed Time - 10 sec
Best Time - 2.446 sec
In the 90-9-1 rule, what is the 1?
#A
#B
#C
#D
Explanation:
Jakob Nielsen's participation inequality: 90% lurk, 9% contribute occasionally, 1% create most of the content. The ratio holds up remarkably well across platforms.
Leaderboard
User
Rank
Time Taken
