Monitoring Weight

a. After collecting the average (mean) weight of adult males in the United States for each of the most recent 100 years, we want to construct the graph that is most appropriate for these data.

Which graph is best?

b. After collecting the average (mean) weight and height of males for the most recent 100 years, we want to construct a graph to investigate the association between those two variables. Which graph is best?

c. An investigation of health problems associated with overweight males includes heart disease, stroke, high blood pressure, diabetes, and breathing problems. If we want to construct a graph that illustrates the relative importance of these adverse effects, which graph is best?