Problem 64 of 7
Distinguish random sampling from random assignment in randomly selecting 100 households from a city to estimate average income.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
identify purpose and effect of each.
Hidden until you reveal it.
Identify purpose and effect of each in study-design descriptions.
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Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify how subjects enter the study.
2. Identify how treatments/groups are assigned.
3. State what each random process supports.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Treating the two randomization types as interchangeable.