The phrase "average educational" is correct and usable in written English.
It can be used to describe something that is typical or standard in terms of education or educational attainment.
Example: "The study found that students from average educational backgrounds performed similarly on standardized tests."
Alternatives: "typical educational" or "standard educational".
Several studies have estimated the effect of adding one year of compulsory education on average educational attainment for European countries.
It is positively correlated with age within a given cohort of parents, but within a cross section of parents at many ages, older parents are likely to have lower education because average educational attainment has been increasing over time.
As a result, >80% of the study participants are well-educated, which is much higher than the average educational attainment of the Chinese elderly but is close to that of US elderly and modern Chinese urban population.
The average educational level in this study was 13.2 ± 2.6 years, showing that the education level of participants was significantly higher than the past generation in Taiwan [ 23].
Because the average educational attainment was low in the population (50% did not have formal education), verbal consent was obtained from each eligible respondent who agreed to participate in the study.
To date, no one has shown any link between average educational attainment and a nation's competitiveness.
Instead they turn to demography:[T]he average educational attainments will increase.
With its leopard-print wallpaper and vinyl records playing in the entrance hall, SupaJam is not your average educational institution.
Average educational attainment, median income and social class in English local authorities were the strongest predictors of how residents in that area voted in the referendum.
Moreover, the capability of the average worker (knowledge embedded in our brains) keeps rising because average educational and training levels continue to rise.
Another found that raising the average educational attainment in a country by a single grade could significantly reduce the risk of conflict.
