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Lurking Variables: Daily Breakfast

APSTAT-6YY6JE

Suppose that a study of a group of randomly selected people found that those who eat breakfast daily weigh less than those who don’t eat breakfast daily.

What is a possible lurking variable in this study?

A

People who eat breakfast are more likely exercise.

B

People who eat breakfast are more likely to read books.

C

People who eat breakfast are more likely to brush their teeth.

D

People who eat breakfast are more likely to sleep less.

E

People who eat breakfast are less likely to smoke cigarettes.