This format is used to measure opinions, attitudes, or projected behavior on a variety of scales, such as degree of agreement, appeal, likelihood to purchase, etc. The typical dial ranges for this type of question is 0-5, 0-10 or 0-100, but other scales may be used. This range captures positive or negative reaction as well as the intensity of the response. Results are displayed as a mean value and bar showing the 95% confidence interval.