Data Cart

Your data extract

0 variables
0 time use variables
0 samples
View Cart
A planned IPUMS system update is scheduled for Monday, December 9. The maintenance window is 10am to 1pm CST. Within that window, each site will have a brief outage of 10 or fewer minutes. This notice will be removed as soon as the update is complete.

Codes and Frequencies



Can't find the category you are looking for? Try the Detailed codes

Description

WAVE indicates whether the record came from the first, second, third, or fourth wave of the 1975 survey.

Users should take caution with sample weights since they were created for the full sample and may result in unbalanced distributions when only one wave of data is used.

Comparability

This variable is only available in 1975.

Universe

  • 1975 1975: All persons.

Availability

  • 1975

Flags

This variable has no flags.