Define the education question
Literacy, educational attainment and current enrolment describe different aspects of education. A literate person may have no completed formal qualification; someone with a qualification may no longer be studying. Before selecting a number, decide whether you need basic literacy, the highest level completed, or participation in education during a particular period.
Use the Census education tables precisely
Census 2011 C-08 reports educational level by age and sex. The main table covers people aged seven and above, so its universe is not the entire population. The table family includes different geographic products and appendices for particular categories. Select the correct table for a national, state or city question rather than assuming every breakdown is available everywhere.
A percentage calculated over all residents will differ from one calculated over the eligible age group. Keep that denominator in the label. When comparing qualifications, use the same completed level and age range; otherwise differences in the age structure of places can obscure what you are trying to compare.
Build a useful research question
For a learning service, start with a clearly defined group such as adults with a particular completed level. The historical table can help describe the area’s educational profile and guide questions for a newer survey. It cannot establish present enrolment, current job skills, willingness to pay or the number of people actively considering a course.
Treat 2011 as historical evidence
Education profiles change as cohorts age and new students complete their studies. Retain 2011 in any chart based on the census, even when a website or catalogue displays a recent update date. For a current decision, seek suitably dated enrolment, completion or survey evidence and check its coverage. Do not apply a national education share to every neighbourhood or infer an individual’s skills from the area’s average.