Using diverging bars to visualize Likert scales

Diverging bars with integrated neutrals are commonly used in market research, in particular in product testing, to identify the quantifiable product features that need changing in order to increase product acceptance, and the respective direction of change.

Confidence Intervals for the Effect Size

This started with my reaction to one of Ann K. Emery's posts, on How to Visualize Statistically Significant P-Values with Squares (makeover of the table summarizing the results of a survey).