A magazine article on preventing cancer says, "Eating one serving of tofu a week may cut your risk of breast cancer 15%, recent research suggests."
If 15% is a statistically significant amount, then

Question

Quizplus · Accepted Answer

If the 15% reduction in risk is statistically significant, it means that the results probably did not occur by chance. This does not necessarily mean that eating tofu prevents breast cancer or that the results of the study are false. However, it does suggest that there is a relationship between eating tofu and a lower risk of breast cancer. Additionally, the article does not provide enough information to determine whether the study was an experiment or not.

A Magazine Article on Preventing Cancer Says, "Eating One Serving