An application of the Rasch model to reading comprehension measurement

Santos, Sandra; Cadime, Irene; Viana, Fernanda Leopoldina; Prieto, Gerardo; Chaves-Sousa, Séli; Spinillo, Alina Galvão; Ribeiro, Iolanda

doi:10.1186/s41155-016-0044-6

Psicologia: Reflexão e Crítica

Psychology: Research and Review

Table 6 Psychometric properties of the items of the TRC-e-3 (47 items)

From: An application of the Rasch model to reading comprehension measurement

Item	b_i	SE	Infit	Outfit	R	Displace
FN3.3 ^CC	0.22^A	0.15	0.87	0.80	.38	−0.66
FN3 ^IC	1.03	0.15	1.20	1.25	.14	0.00
FN4 ^IC	−0.69	0.17	0.89	0.72	.43	0.00
FN5 ^LC	1.08	0.15	1.16	1.22	.18	0.00
FN6 ^IC	0.99	0.15	1.08	1.09	.28	0.00
C2 ^IC	0.38^A	0.15	0.83	0.78	.52	−0.25
C3.2^LC	−0.26	0.15	1.02	1.03	.28	0.00
C3.3^IC	−0.65	0.17	1.08	1.41	.12	0.00
C4 ^LC	−0.49^A	0.16	0.64	0.54	.39	−0.80
C3.5 ^IC	−0.41^A	0.16	0.88	0.75	.43	−0.06
C3.6 ^LC	0.26^A	0.15	0.98	0.93	.42	0.17
C3.7^LC	−0.97	0.18	0.97	0.83	.31	0.00
C3.8^IC	−0.40	0.16	0.91	0.84	.41	0.00
C10 ^LC	1.82	0.16	1.11	1.12	.24	0.00
C19 ^IC	−0.67^A	0.17	0.90	0.84	.38	−0.05
BE2 ^LC	0.01	0.15	0.98	0.98	.35	0.00
BE3 ^IC	0.16	0.15	0.97	0.92	.38	0.00
BE4 ^IC	0.06	0.15	0.99	0.99	.34	0.00
BE5 ^IC	−0.49	0.16	1.12	1.23	.14	0.00
BE6 ^IC	0.74	0.15	1.07	1.07	.29	0.00
BE8 ^R	0.12	0.15	0.97	0.92	.38	0.00
BE3.8^R	−0.63	0.17	0.90	0.75	.42	0.00
BE9 ^IC	0.77^A	0.15	1.04	1.03	.32	0.17
BE11 ^LC	−0.36	0.16	1.04	0.99	.27	0.00
BE12 ^LC	−0.15^A	0.15	0.97	0.88	.49	0.30
BE13 ^LC	−0.04^A	0.15	0.77	0.68	.44	−0.58
BE14 ^IC	0.49^A	0.15	0.91	0.87	.40	−0.86
BE15 ^LC	−0.08^A	0.15	0.70	0.61	.51	−0.60
BE16 ^LC	1.01	0.15	0.99	0.99	.38	0.00
BE17 ^IC	0.51	0.15	1.03	0.99	.33	0.00
BE3.17^R	−0.04	0.15	1.08	1.17	.21	0.00
KS3.1^LC	−0.24	0.16	1.05	1.07	.24	0.00
KS4 ^IC	−0.38	0.16	0.98	0.95	.32	0.00
KS5 ^IC	0.28	0.15	1.06	1.06	.28	0.00
KS6 ^IC	−0.51	0.16	1.00	1.01	.29	0.00
KS8 ^IC	−0.69	0.17	0.96	0.88	.34	0.00
KS9 ^IC	0.18	0.15	0.87	0.82	.49	0.00
KS10 ^CC	0.71	0.15	0.92	0.90	.45	0.00
KS11 ^IC	0.14^A	0.15	1.21	1.27	.40	1.00
KS12 ^LC	−0.52^A	0.16	1.38	1.35	.35	0.75
KS13 ^LC	1.22^A	0.15	1.01	1.04	.21	0.74
KS14 ^IC	0.31^A	0.15	0.99	1.00	.33	−0.09
KS15 ^IC	−0.14^A	0.15	0.98	0.91	.40	0.11
KS16 ^LC	0.54^A	0.15	1.24	1.29	.12	0.40
KS19 ^IC	0.27	0.15	1.01	1.01	.33	0.00
KS20 ^R	2.46	0.19	1.15	1.40	.11	0.00
KS23 ^R	0.76	0.15	0.96	0.95	.41	0.00

Note. b _i item difficulty, SE standard error. Items are identified by the text to which they are related (FN fireflies’ night, C the caravels, BE observing birds in the estuary, KS the king Sebastian), followed by a number. The comprehension level assessed by each item is presented in superscript (LC literal comprehension, IC inferential comprehension, R reorganization, CC critical comprehension). Common items to the TRC-e-2 and TRC-e-4 appear in bold. ^A = Anchor item with a fixed value

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