Problem 108 of 7
Identify confounding in observational study employees in wellness programs take fewer sick days.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
spot variables linked to explanatory and response variables.
Hidden until you reveal it.
Spot variables linked to explanatory and response variables.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify explanatory and response variables.
2. Ask what third variable could influence both.
3. State why it confounds causal interpretation.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Variables related to only one side without explanation.