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Watch the Tutorial

Take a tour of the Marzano Growth Calculator and learn everything you need to know, from creating a free account to comparing test reliabilities across multiple classrooms.

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No more waiting for state test results to accurately gauge student growth, when
it's too late for meaningful intervention. Calculate reliabilities of teacher-created classroom assessments in a single classroom or across multiple classrooms.

Recorded Webinar on
the Marzano Growth Calculator.

Documenting
Student Learning

Using Classroom Assessments

A Transfomations in Testing

By Robert J. MarzanoEmpower Learning

Read the White Paper by
Dr. Robert Marzano

Dig into the research and theory that underlies this novel approach to determining mastery.

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Personal Support from Dr. Marzano

Dr. Marzano will guide your team in the setup and use of the Calculator, and help your team interpret the results of a customized report based on your data.

Guidance and support include:

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Creating a proficiency scale for a unit of instruction that will be taught by a group of teachers.

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Creating a common pretest and posttest using the proficiency scale.

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Administering and scoring the pretest at the beginning of the unit and posttest at the end of the unit.

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Having teachers create and score their own interim classroom assessments.

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For each student, computing the most precise estimate of their true scores using mathematical models.

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Computing growth scores that are comparable across students.

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