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grade 12 · STAT2-005

Explain random assignment

Separate random sampling for generalization from random assignment for treatment comparison.

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Why is random assignment valuable in a controlled experiment?

79 participantsrandom assignmenttreatmentcontrol

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Random assignment concerns how participants enter treatment groups.

Choose an answerIt guarantees every participant responds to treatment.It removes all measurement error from the study.It helps balance lurking variables between treatment groups, supporting a causal comparison.It guarantees the sample represents the entire population.

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Math Lab is a working name for Ready Rung's separate math-learning product. Guided success and independent evidence are reported separately.