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Sara sets up an experiment with a control group and an experimental group to study how reading to preschool children may improve their first grade reading achievement scores. In her study, the independent variable will be
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Sara sets up an experiment with a control group and an experimental group to study how reading to preschool children may improve
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What is the difference between a control group and an experimental group? Thanks in advance. :)
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Variables
A key characteristic of a well-thought-out experiment is accounting for all possible variables. This can be made