During early attempts to interpret factors represented in scores on the Gumpgookies test, an instrument designed to tap motivation to achieve in young children, the factors identified by ordinary factor-analytic techniques were found to be confounded by the subjects' response sets. This paper proposes a method for defining objectively irrelevant…

To assess the impact of various rating scale formats in rating student teachers, a Likert-type scale (Highly agree/slightly agree/neither/slightly disagree/highly disagree) was derived from the graphic scale currently used by the cooperating teachers and university supervisors. They rated the music student teachers on an eight-point scale from…