Problem 23 of 7
Identify population, sample, and variables in report experiment tests two different website layouts on 120 users and measures time spent on site.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
parse study description.
Hidden until you reveal it.
Parse study description across survey, experiment, and observational reports.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify units studied and target group.
2. Name sample actually observed.
3. List explanatory/treatment and response variables when relevant.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Omitting variables.