6. Raw Census Microdata from IPUMS

7. IPUMS Data Structure Household record (shaded) followed by a person record for each member of the household Relationship Age Sex Race Birthplace Mother’s birthplace Occupation For each type of record, columns correspond to specific variables

8. The Advantages of Microdata  Combination of all of a person’s characteristics  Characteristics of everyone with whom a person lived  Freedom to make any table you need  Freedom to make models examining multivariate relationships  Basically, you are only limited by the questions asked in the particular census

9. For online IPUMS analysis, go to: http://usa.ipums.org/usa/sda/ http://umn.edu/~ruggles/hist3797