A state education department wants to try out a new fourth grade history curriculum. It assigns a

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A state education department wants to try out a new fourth grade history curriculum. It assigns a number to every fourth-grade class in the state. Then it randomly selects 100 fourth-grade classes from among the numbered classes. Teachers of the selected fourthgrade classes teach with the new curriculum. Those not selected teach with the old curriculum. What sampling method are they using?

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Statistics Alive

ISBN: 9781544328263

3rd Edition

Authors: Wendy J. Steinberg, Matthew Price

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