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Table 1 Evaluation of the individual exams of the examination with KFs

From: Use of key feature questions in summative assessment of veterinary medicine students

Valuation parameters Internal medicine Surgery Reproductive medicine Dairy science
Number of participating students 225 242 241 244
Number of KFs in the exam 4 of 60 questions 4 of 60 questions 3 of 60 questions 2 of 60 questions
Average difficulty index of the overall exam 75.76% 73.4% 70.54% 77.36%
Average selectivity of the overall exam 0.29 0.21 0.27 0.29
Cronbach’s α of the overall exam (including KFs) 0.802 0.671 0.776 0.755
Cronbach’s α of the overall exam (excluding KFs) 0.717 0.599 0.761 0.723
Pass grades 96% 96.69% 85.84% 99.59%
KFs correctly answered (average) 87.125% 75.65% 68.87% 83.85%