Survey on Trajectories and Origins in 2019
TeO2
TeO2
Consulter
Sommaire
Précision et fiabilité
Overall accuracy
Not applicable
Sampling error and A1. Sampling errors – indicators for U
Not applicable
Non-sampling error and A4. Unit non-response - rate for U and A5. Item non-response - rate for U
The overall non-response rate is 44%; it is 40% for the first wave and 49% for the second wave, which was affected by the health crisis.
Coverage error
The target population is the population aged 18 to 59 living in ordinary housing in metropolitan France.
The groups of immigrants, domians, descendants of immigrants and descendants of domians were oversampled to ensure representativeness by origin group.
Measurement error
Due to filtering errors in the questionnaire, some questions were not asked to some respondents in a non-random way. This is particularly the case for
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questions on the social origin of parents (level of diploma and profession): part 6.2 of the questionnaire ;
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the question on obtaining a driving licence (a_permi).
Non response error
Not applicable
Processing error
Not applicable
Model assumption error
Not applicable