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Table 2 Summary of the category structure for the 9-point interaction rating scale

From: Post hoc evaluation of analytic rating scales for improved functioning in the assessment of interactive L2 speaking ability

Category Observed count Average measure Outfit MNSQ Threshold calibration Threshold change
1 5a −2.49 0.90
2 10 −0.99 3.40a −2.92
3 38 −1.34a 1.20 −2.90 + 0.02a
4 27 −0.68 1.10 −0.67 + 2.23
5 77 −0.16 1.50 −1.54 −0.87a
6 77 0.52 1.10 0.10 + 1.64
7 76 1.14 1.30 0.91 + 0.81a
8 47 2.98 0.90 2.69 + 1.78
9 27 4.63 0.80 4.33 + 1.64
  1. aSignifies a scoring category that failed to meet one of Linacre’s (2002a) guidelines