They employ propensity score matching methods where
they compare voucher students with similar students in public schools by matching across a variety of observable background factors, including baseline test scores.
These studies are rigorous precisely because they do not simply
compare voucher students with «their peers in public school.»
Not exact matches
For the Louisiana and DC studies, the analyses
compare students who won a
voucher lottery to
students who lost a
voucher lottery.
In the Indiana study, the most rigorous program estimates come from an individual fixed - effects analysis, where the achievement gains of
students while in the
voucher program are
compared to their achievement gains when not in the program.
• The offer of a
voucher raised the proportion of African American
students who enrolled in a private four - year college by 5 percentage points, an increase of 58 % as
compared to the control group.
According to parents, the disability rate among
voucher students is 11.4 percent, as
compared to 20.4 percent in the public schools.
Fifty percent of the parents of
voucher students said they were doing «very well» as
compared to 52 percent of public school parents.
A study
comparing the performance of
students using
vouchers to attend private school in Milwaukee with
students who attend public schools found that
students in both groups are exhibiting similar levels of growth.
The 2,308
students in the OSP study make it the largest school
voucher evaluation in the U.S., making the achievement results even more compelling when
compared to results from other, similar experimental evaluations of education policies undertaken by the federal government.
In 1999 Cleveland had 23 magnet schools with 13,000
students in attendance and eight charter schools with 1,600
students in attendance,
compared with the 3,800 in the
voucher program.
Applicants during the early years of the program were included in a federally mandated evaluation that
compared students who won the
voucher lottery to those who applied but lost.
By
comparing only
students who entered the
voucher lottery, researchers controlled for differences between families that apply for
vouchers and those who don't.
Because the
voucher studies
compare students who won a
voucher to those who did not — and those not receiving a
voucher very likely ended up in the new and improved public / charter system.
Supporters also point to high test scores, but the editorial claims «there is no way to accurately
compare voucher [sic]
students with Florida public school
students» because the latter are required to take the state achievement test while the former are required to take one of several national achievement tests, such as the Stanford Achievement Test or PSAT.
In some places, Catholic schools must participate in these, usually as a condition of receiving
students with
vouchers; in a handful of places, diocesan authorities have willingly joined in, but nobody would say there's been a great rush by Catholic schools to be
compared — with charter schools, with district schools, with other private schools, even with each other — on the basis of academic achievement.
The inadequate number of eligible applicants has led federal officials to drop plans for a study that would have
compared the achievement of
voucher recipients with that of
students who requested the grants but didn't receive them.
Fifty percent of
voucher students attended racially isolated schools,
compared with 61 percent of public - school
students in the Cleveland metropolitan area.
Information on more than one - quarter million
students who were 4th graders in 2002 allows us to
compare Spanish language and mathematics achievement in network and stand - alone
voucher - subsidized schools.
To estimate the impact of switching from a public to a private school, we did not simply
compare those
students who used a
voucher to enroll in a private school with all those who did not.
This means that simply
comparing student achievement at schools serving more and fewer
voucher students is apt to be misleading.
The awarding of scholarships by lottery created a rare opportunity in educational research: a field experiment in which
students were assigned randomly to both public and private schools, thus allowing me to test the effects of receiving a
voucher and, more generally, to
compare the performance of public and private schools.
Mr. Bedrick is right that a study from the National Bureau of Economic Research showed very low performance among
students in Louisiana's
voucher program
compared to the performance of
students not offered a
voucher (who thus remained in a local public school).
Our estimates of the effects of
voucher use after three and four years are based on a relatively small number of
students: fewer than 200 in year four, as
compared to roughly 3,000 in year one and 1,700 in year two.
Statewide,
students receiving
vouchers were low - achieving before entering private schools (on average, performing at the 42nd percentile
compared to public - and private - school
students statewide).
Concerned Women for America held a conference outside Kansas City, Mo., this weekend that opened with denunciations of Common Core and built to an address by state Sen. Ed Emery, a
voucher proponent who has
compared the current public education system with slavery because it traps
students in government - run schools.
Supporters can credit the
voucher program with improved reading scores and high school graduation rates: 82 percent of
students offered a
voucher graduated from high school,
compared with 70 percent of those who lost the lottery.
Findings: Louisiana —
Students who applied to the Louisiana Scholarship Program in 2012 --- 13, won a school - level random lottery to receive a
voucher, and attended a private school in 2012 — 13 and 2013 — 14 experienced a decrease in academic achievement
compared to their peers who did not win the lottery and instead attended public schools.
To measure the effects of private school choice, we
compare the long - term outcomes of more than 10,000 low - income
students who first used FTC
vouchers between 2004 and 2010 with outcomes of
students with similar characteristics who never participated.
Teske and Schneider note that the existing empirical work on school
vouchers is quite positive on a variety of issues: academic considerations appear paramount when parents choose schools;
voucher recipients are more satisfied with their schools than their peers within public schools; and
vouchers lead to «clear performance gains for some groups of
students using the
vouchers, particularly blacks,
compared with the control group.»
To argue that she has been even moderately successful with her approach, we would have to ignore the legitimate concerns of local and national charter reformers who know the city well, and ignore the possibility that Detroit charters are taking advantage of loose oversight by cherry - picking
students, and ignore the very low test score growth in Detroit
compared with other cities on the urban NAEP, and ignore the policy alternatives that seem to work better (for example, closing low - performing charter schools), and ignore the very low scores to which Detroit charters are being
compared, and ignore the negative effects of virtual schools, and ignore the negative effects of the only statewide
voucher programs that provide the best comparisons with DeVos's national agenda.
Either because of public opposition, lawsuits, or the modest scope of
voucher and tax - credit scholarship laws, only some 200,000
students nationwide attend private schools through choice systems, a paltry figure
compared to the 50 million
students in public schools across the United States.
Consequently, it is hard to assess how today's public schools
compare with their predecessors (with their stratified, segregated, often exclusionary educational structures), with contemporary Catholic schools (that sometimes abandon problem
students), or with experiments in school choice and
vouchers (all still relatively new and limited).
, used data from the Milwaukee private school
voucher program to
compare crimes processed through the Wisconsin courts for program participants and a matched sample of
students.
Achievement in math, science, social studies and reading all declined in the first year that
students attended
voucher schools; that's
compared with
students who struck out in the lottery and stayed at their low - performing public schools.
These findings, as noted above, are unusual when
compared to more than a dozen gold standard reports showing positive academic achievement for
voucher students.
(Less than 2 percent of
students in
voucher schools are identified as receiving special education services,
compared to about almost 20 percent in the Milwaukee Public Schools.)
DPI spokesman John Johnson said it's not appropriate to
compare students receiving
vouchers to public school
students considered to be economically disadvantaged because the income limits for both are «substantially different.»
And in Ohio, a study by the pro-choice conservative think tank, the Thomas B. Fordham Institute, financed by the pro-voucher Walton Family Foundation, found «
students who use
vouchers to attend private schools have fared worse academically
compared to their closely matched peers attending public schools.»
Indiana
students who received
vouchers to attend a private school actually moved backward on reading and math tests
compared with
students who remained in public school.
Typically, researchers studying
voucher effects attempt to isolate the effect of receiving a
voucher from family background variables by
comparing students who have the opportunity to use
vouchers and choose to pursue it with those that do not take advantage of their opportunity.
The complaint states that 1.6 percent of
voucher students have disabilities,
compared with 19.5 percent of Milwaukee Public School
students.
When the Wisconsin Legislature started the Milwaukee
voucher program, lawmakers included money for an experimental study to
compare results for low - income
students in the private schools to those still in public schools.
It is estimated that this change will allow an additional 550
students to participate in the statewide
voucher program
compared to current law and will reduce state aid to the public school districts in which those pupils reside by $ 4.4 million.
This will allow researchers to
compare voucher and public school
student performance in a meaningful way.
For the first time,
voucher students in Milwaukee had to take the test and their scores were
compared with those of Milwaukee's public school
students.
The Institute of Education Sciences (IES)
compared test scores for two groups of
students:
students who, through a lottery process, were selected to receive
vouchers, and
students who applied for yet didn't receive them.
Yet Fordham's new report on Ohio
students found that «
students who use
vouchers to attend private schools have fared worse academically
compared to their closely matched peers attending public schools.»
The study
compared the progress of both groups of
students from spring of 2012 to 2014 and found that, a year after they applied for the scholarship, math scores were lower for
students who won
vouchers.
The study
compared students in the Milwaukee
voucher program and
students in Milwaukee public schools for grades 3 - 9 and found no significant achievement growth for reading or math between
voucher and public school
students for the first three years.
In year one,
students in the
voucher program fell 24 percentile points in math
compared to
students not using a
voucher.