Researcher: SBAC Test Is Not Valid or Reliable or Fair


Diane Ravitch's blog

A new blogger enters the education fray with timely questions about the validity, reliability, and fairness of the Smarter Balanced Assessment, the Common Core test paid for by the U.S. Department of Education.

Dr. Roxana Marachi, Associate Professor in the Department of K-8 Teacher Education at San Jose State University has launched a blog called

In this post, she raises important questions, such as:

Q1: How is standardization to be assumed when students are taking tests on different technological tools with vastly varying screen interfaces? Depending on the technology used (desktops, laptops, chromebooks, and/or ipads), students would need different skills in typing, touch screen navigation, and familiarity with the tool.

Q2: How are standardization and fairness to be assumed when students are responding to different sets of questions based on how they answer (or guess) on the adaptive sections of the assessments?

Q3: How is fairness to be assumed…

View original post 489 more words

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