In-Class Formative Assessment in an Introductory Calculus Class

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In-Class Formative Assessment in an Introductory Calculus Class

 

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Figure 1: Clicker questions 1-19 (translated from German)

 

Figure 2: Clicker questions, 20-35 (translated from German)

 

Figure 3: Clicker questions 36-44 (translated from German)

 

Figure 4: Item Characteristic Curves for the parameters shown in Tab. 1. The higher the difficulty bi, the further the inflection point is located to the right.The higher the discrimination ai, the steeper the curve at the inflection point. Ideal are centered inverted-S curves with steep slopes; some of the “outliers” have been labelled.

 

Figure 5: Fruchterman-Reingold representation of the correlation matrix.The graph shows, for which questions the answer patterns are closely related to each other.