Here are some more news headlines from real observational studies. Determine at least one plausible
lurking variable that could explain the cause and effect.
Remember, do not argue about the link expressed in the
headline. Accept the association as true. Your task is to
determine the other variable(s) that could be the actual
cause(s). Homework Help
a. “The graveyard shift may be aptly named. Working
nights will soon be listed as a likely cancer cause”
b. “Daily meat diet tied to higher chance of early death”