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Table 2 Estimated AA - parameters and their SE.

From: The application of Item Response Theory on a teaching strategy profile questionnaire

Item

Discrimination (SE)

Location (SE)

p-value for item

 

Q4

0.944 (0.214)

-0.028 (0.223)

0.180

 

Q7

0.867 (0.183)

0.727 (0.229)

0.738

 

Q17

0.888 (0.178)

0.771 (0.209)

0.179

 

Total

  

0.265

 

Thresholds related to the location

c1

c2

c3

c4

 

1.438

0.486

-0.422

-1.501

Distance between thresholds

-

0.952

0.908

1.079

  1. Prob. from χ2 - fit statistic