Hot dogs Are hot dogs that are high in calories also high in salt? The figure below is a scatterplot of the calories and salt content (measured as milligrams of sodium) in 17 brands of meat hot dogs. (a) The correlation for these data is r = 0.87. Explainwhat this value means. (b) What effect would removing the hot dog brand with the lowest calorie content have on the correlation? Justify your answer.
