Comscore provides some great metrics on the state of the web, enhanced when a graphic combines the best of what it has. The infographic below explains how tablets are a major influence on purchases.
E-commerce practitioners should note the activity that can result from tablet usage, and ask how do these match up to the goals, event tracking, custom variables, and tags set in an analytic solution. If there are questions, don't feel alone. The observations explain the challenge attribution can be to current analytic capability. Enjoy the information!