Problem 83 of 7
Decide whether study supports causal conclusion a study where researchers manipulated an independent variable but did not randomly assign subjects.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
use treatment assignment and control to judge causation.
Hidden until you reveal it.
Use treatment assignment and control to judge causation.
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Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify whether treatment was imposed and assigned.
2. Check for control/comparison group.
3. Decide whether causal conclusion is supported.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Causal claims from observational association alone.