This is a measure of Cronbach's alpha, which is the most common statistic used to describe the internal consistency reliability of a set of items. If you are using a questionnaire in your research, your results should include a report of the Cronbach's alpha for your questionnaire.
Lincoln Navigator Problems. The worst model years for the Lincoln Navigator are shown below. The 2006 Navigator has the most overall problems. It's worth keeping an eye on the 3 complaints about deployable running boards under carriage rust thru. Click on a bar graph to go to CarComplaints.com, where you can find out more specific information about each model.
Apple Maps was named one of the Top 10 technology 'fails' of 2012 by CNN in December 2012. Upon release many users and commentators were critical of the app for a variety of reasons ranging but not limited to improper labeling of places to unmapped roads.