Survey on International Mobility of Students SAMPLING ERRORS Sampling errors relative to persons from 18 to 34 years old that have reached at least CNED 7 formation level (or they are carrying out these studies) by age group and case of mobility Units: Coefficient of variation ,Total,Moved abroad,Did not move abroad, TOTAL,1.87,6.50,1.79, 18 to 24 years old,3.27,11.40,3.41, 25 to 29 years old,3.04,8.94,3.44, 30 to 34 years old,2.87,10.70,3.19, Notes: 1) Mobility: Moving abroad for study or training 2) CNED 7: University degrees of more than 240 ECTS, 2nd cycle university graduate, master's degrees and specialities in Health Sciences by residence system, and similar Source: INE