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An IERI – International Educational Research Institute Journal

Table 1 Block and booklet design for the study for one group

From: Detecting differential item functioning using generalized logistic regression in the context of large-scale assessments

 

Block (15 items per block)

Booklet

1

2

3

4

5

6

7

A

x

x

 

x

   

B

 

x

x

 

x

  

C

  

x

x

 

x

 

D

   

x

x

 

x

E

x

   

x

x

 

F

 

x

   

x

x

G

x

 

x

   

x

  1. Note. Any one booklet contained a total of 45 items and a total of 105 items were simulated for each group (15 items per block × 7 booklets).