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International Journal of STEM Education

Table 3 Test items with more than 0.5 logits DIF with regard to gender

From: Changing between representations of elementary functions: students’ competencies and differences with a specific perspective on school track and gender

Items with advantages for girls

Item with advantages for boys

(#) Description

DIF (logits)

(#) Description

DIF (logits)

(8) Equation → graph

(slope as fraction; open)

0.574

(13) Situation → graph

(context filling a vessel; open)

0.842

(3) Basic conceptual knowledge

(Equation → parameters; open)

0.582

  

(11) Basic conceptual knowledge

(Parameter → equation; open)

0.738

  
  1. The information given in brackets provides details on the corresponding test items
  2. SC single-choice format, open open-ended format
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