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Alternate explanations for correlated variables

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A study of employees at a large company found a negative correlation between weight and distance walked on an average day. In other words, people who walked more weighed less. Would you conclude that walking causes lower weight? Can you think of an alternate explanation for the findings?

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Solution Summary

An alternate explanation for walking and weight loss. This explanation investigates the notion that correlation is not causation and is an exercise in critical thinking.

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This study shows that there is a correlation between the degree of walking and weight loss. However, it is important to understand that correlation does not indicate causation. For example, we can not say for sure that walking caused weight loss because it is unlikely that all other variables were properly controlled during this experiment. The ...

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