Question

guided practice
a recent survey concluded that those who walked one mile per day were more likely to eat healthier. the results were reported on the news that walking one mile per day leads to healthier eating habits. what is wrong with reporting the results of the survey this way?
a. the conclusion is based on a voluntary response sample.
b. the conclusion is based on a small sample.
c. the relationship between two variables implies one causes the other.
d. the conclusion is based on a bad sample.
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guided practice multiple choice text version
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Explanation:

Just because those who walked one - mile per day were more likely to eat healthier doesn't mean walking causes healthier eating. Correlation does not imply causation. There is no indication that it's a voluntary response sample, small sample, or bad sample in the given information.

Answer:

C. The relationship between two variables implies one causes the other.