Which of the following is likely to increase a scale's reliability?
A) Well-trained raters
B) Several raters making independent ratings
C) Clearly defined categories
D) Adequate time to observe individual(s)
E) All of these are true.

Question

Quizplus · Accepted Answer

All of the options listed are factors that can contribute to an increase in reliability for a scale. Well-trained raters are less likely to introduce error into the ratings than untrained raters, several raters making independent ratings can increase the consistency of the ratings, clearly defined categories help minimize subjectivity in the ratings, and adequate time to observe individual(s) facilitates more accurate ratings. Therefore, all of the given options can increase a scale's reliability.

Which of the Following Is Likely to Increase a Scale's