Are Fast-Food Diet and Depression Related? Exercise 1.102 introduces a study that examines the relationship between eating a diet high in sodium and low in potassium (such as a diet high in fast foods) and depression symptoms in middle-schoolers. Some of the results of the study¹ are described below. Match each description with one of the following p-values:

0.371 0.031 0.009

¹Mrug S, et al., "Sodium and potassium excretion predicts increased depression in urban adolescents," Physiological Reports, 7(16), August 2019.

(a) There was strong evidence of an association between sodium levels and depression symptoms.

0.371

0.031

0.009

eTextbook and Media

(b) For males, the study did not find evidence of a significant relationship between potassium levels and depression symptoms.

0.371

0.031

0.009

eTextbook and Media

(c) The evidence for an association between the sodium/potassium ratio and depression symptoms was significant at the 5% level but not the 1% level.

0.371

0.031

0.009