Math State Charter Impacts

CREDO

Local TPS
Market
Growth

Virtual
Twin
Growth

-.8

-.7

-.6

-.5

-.4

-.3

-.2

-.1

.0

.1

.2

.3

National Charter School Study 2013

Math State Charter Impacts

AR

AZ

CA

CO

DC

FL

GA

IL

IN

LA

MA

MI

MN

MO

NC

NJ

NM

NV

NY

OH

NYC

OR

PA

RI

TN

TX

UT

Compared to their virtual twins, charter students' impacts vary across states.

However, starting achievement for charter school students differs from the average student in the state.

The overall contribution of charter schools is a function of both starting achievement and school impact.