Which of the Following Statements About Numerical Rating Scales Is

Multiple Choice

Which of the following statements about numerical rating scales is TRUE?

A) Although sensitivity of measurement is an important issue with other types of rating scales, it is not an issue with numerical rating scales.
B) The more points on a numerical rating scale, the better the scale is.
C) People prefer numerical rating scales that have between 5 and 9 points.
D) It is better to have anchors only at the end points of a numeric rating scale (e.g., anchors only at 1 and 7 on a 7-point scale) than to also have anchors at intermediate points on the scale (e.g., anchors at 1, 3, 5, and 7) .