Variable rs2aa : Can you tell me its preparation

Overview
Type: Continuous
Format: numeric
Width: 1
Decimal(s): 0
Range: 1-9
Valid case(s): 4496
Invalid: 5756
Minimum: 1
Maximum: 9

File: wm

Universe
Mother's/caretaker's of children under- five

Categories

Value Category
1 Correct
2 Incorrect
9 missing
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Literal question
IF YES to previous question, CAN YOU TELL ME ITS PREPARATION?
Generated: MAY-14-2008 using the IHSN Microdata Management Toolkit