The phrase "concentration of schools" is correct and usable in written English.
It can be used to describe the density or clustering of educational institutions in a specific area.
Example: "The concentration of schools in the downtown area makes it easier for families to access quality education."
Alternatives: "density of schools" or "cluster of schools".
A median concentration of urinary iodine of 200 299 μg/L was defined as 'above requirements', 100 199 μg/L as 'adequate', and <100 as insufficient following standard criteria for assessing iodine nutrition based on median UI concentrations of school-aged children [ 5].
It has also become something of a party game to guess at the identity of their school and teachers, since the Los Angeles area is known for its high concentration of art schools, which tend to have famous artists as faculty members.
The first ones were concentrated in and around Harlem, not only because of its large concentration of struggling schools, but also because its proximity to the Upper East Side and the Upper West Side would make it easier to attract teachers, attention and affluent donors.
Boston's location as the closest American port to Europe and its concentration of elite schools and manufacturing hubs helped maintain this position for several decades.
This form of development resulted in an "urban bias," which in particular brought a concentration of medical schools and health facilities in urban areas.
Our study builds on earlier work conducted by Mahal et al. [ 14], which clearly shows a concentration of medical schools in economically better-off provinces.
"In general, there is a close correlation between the rank of the institution and the proportion of independent school applicants accepted for entry; the higher the ranking, the higher it is likely to be the concentration of independent school entrants.
It has the country's second highest concentration of independent school places, after an exclusive corner of north London.
