Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
User Study Results: On average, users were able to fill 56,000 cells in just 148 edits.
| User | %Null Cells Filled | #Cells Filled | Iterations | Edits |
|---|---|---|---|---|
| 1 | 70.6 | 58,672 | 19 | 246 |
| 2 | 35.3 | 29,299 | 3 | 46 |
| 3 | 68.8 | 57,104 | 4 | 155 |
| 4 | 95.76 | 79,480 | 13 | 126 |
| 5 | 68.8 | 57,104 | 35 | 147 |
