Essay

$$\begin{array} { l } \text { The Economist is a weekly newspaper } \\\text { that focuses on international politics, } \\\text { business news, and opinion. Each } \\\text { year the "Big Mac Index," the price (\$ } \\\text { U. S.) of a Big Mac in countries } \\\text { around the world, is published as a } \\\text { light-hearted way of comparing } \\\text { currencies. Displayed at right are 3 } \\\text { views of the BMIs in mid-summer, } \\\text { 2007: the normal probability plot, a } \\\text { box and whisker plot, and a } \\\text { histogram. } \\\text { Using one of the three plots, discuss } \\\text { any indication of skew you see. In } \\\text { your discussion be specific about } \\\text { what aspect(s) of the graph you feel } \\\text { is/are indicative of skew. }\end{array}$$