17.37 The article for Study #3 also noted: “The study results also show that the women who consumed the most tea ‘had significantly higher energy and fat intakes’ than women who drank less tea.”

a. Do you think the word significantly in this quote refers to statistical significance? If not, why not? If so, describe in words the null and alternative hypotheses you think the researchers tested to reach that conclusion.

b. Are energy and fat intake confounding variables or interacting variables in this study? Explain.