Electric plug-in vehicle sales have been increasing worldwide. The table below displays data collected by the U.S.
Question:
Electric plug-in vehicle sales have been increasing worldwide. The table below displays data collected by the U.S. Department of Energy on electric plug-in vehicle sales in the words top markets in 2013 and 2015. (Data compiled by Argonne National Laboratory, U.S. Department of Energy website, https://www.energy.gov/eere/vehicles/fact-918-march-28-2016-global-plug-light-vehicle-sales-increased-about-80-2015)
a. Construct a side-by-side bar chart with year as the variable on the horizontal axis. Comment on any trend in the display.
b. Convert the above table to percentage allocation for each year. Construct a stacked bar chart with year as the variable on the horizontal axis.
c. Is the display in part (a) or part (b) more insightful? Explain
Step by Step Answer:
Statistics For Business & Economics
ISBN: 9781337901062
14th Edition
Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran