What we have learned
about class size reduction in California.
Finally, the Florida information tells us what happens when a state government tries to bring
about class size reduction on a large scale, whereas the Tennessee experiment was limited to only a fairly small number of schools and to much larger reductions in class size.
Not exact matches
The famous Tennessee STAR random assignment study evaluated
class size reduction, which also produced
about a one - third of a standard deviation improvement in achievement for minority students.
But when the legislation passed, the only available evidence
about the program consisted of testimony; a dozen or so empirical studies by the program's own staff that used primitive quasi-experimental designs; and the most - cited single study confounded the court - ordered introduction of the program with a simultaneously ordered
reduction in
class sizes of 40 percent.
Another study found that
class -
size reduction in Tennessee's K — 3 classrooms increased college enrollment rates by
about 6 percentage points among African American students, although no impacts were observed for white students.
Reduction of
class size in Tennessee cost roughly $ 12,000 per student, whereas the SCSF voucher intervention cost the foundation
about $ 4,200 per student, but reduced costs to the taxpayer by lowering the number of students who required instruction in public schools.
Of the $ 771 million available for the operations portion of the
class size reduction program — which pays for the teachers, furniture, instructional materials, and supplies —
about $ 611 million was claimed.
But what we're talking
about in the U.S. is marginal
reductions to
class size, going from 30 to 25 students per
class, and the benefits versus the costs of such
reductions.
Simply force - hiring more teachers isn't going to improve outcomes, and it will reinforce the «good money after bad» mantra
about public education when the results of
class size reduction aren't as significant as expected.
The new budget proposes
about $ 4 billion in cuts to programs like literacy for students with disabilities and limited English proficiency,
class -
size reduction, and after - school and summer programs.