We present findings from an analysis of the Calculus Concept Inventory. Analysis of data from over 1500 students across four institutions indicates that there are deficiencies in the instrument. The analysis showed the data is consistent with a unidimensional model and does not have strong enough reliability for its intended use. This finding…

This study aimed to develop and validate the Attitude Toward Calculus Inventory (ATCI). Results from three studies are reported that establish the reliability and validity of this instrument. An examination of the factor structure confirms that student attitudes can be explained in terms of four factors: self-confidence, value, enjoyment, and…