HARMONIZED DATA
| Label: | s9bwc20 |
|---|---|
| Description: | s9bwc20:w9 s Backwards Counting From 20 |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 0.Incorrect ; 1.Correct, 2nd try ; 2.Correct, 1st try ; .d:DK ; .m:Missing ; .p:proxy ; .r:Refuse ; .u:Unmar ; .v:SP NR |