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Grade 8
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Designing Reproducible Procedures
Worksheet
Grade Level
Grade 8
8.5 Designing Reproducible Procedures
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Why can random assignment improve reproducibility when students place sample cups under different lights?
A
because random assignment helps keep hidden differences from lining up with one condition
B
because randomness makes results less scientific
C
because random assignment removes the need for a control group
D
because random assignment makes all data points identical
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