From: Rasch analysis of consumer attitudes towards the mountain product label
INPUT: 310 PERSON, 47 ITEM | |||||||
---|---|---|---|---|---|---|---|
REPORTED: 188 PERSON 17 ITEM 5 CATS | |||||||
PERSON: REAL SEPARATION: 3.68 RELIABILITY.: 0.93 | |||||||
ITEM: REAL SEPARATION: 6.88 RELIABILITY.: 0.98 | |||||||
ITEM | DIFFICULTY MEASURE | MODEL S.E | INFIT | OUTFIT | PTMEA CORR | ||
MNSQ | Ttest | MNSQ | Ttest | ||||
LA14 | 2.12 | .14 | 1.06 | .52 | 1.09 | .77 | .86 |
LA17 | 1.57 | .14 | 1.06 | .52 | 1.07 | .64 | .87 |
LA07 | 1.33 | .14 | .90 | − .84 | .86 | − 1.18 | .88 |
LA16 | 1.01 | .14 | .85 | − 1.30 | .84 | − 1.35 | .88 |
LA10 | .97 | .14 | 1.22 | 1.78 | 1.29 | 2.17 | .84 (*) |
LA11 | .14 | .15 | 1.11 | .98 | 1.05 | .45 | .84 |
LA06 | .08 | .15 | 1.08 | .68 | 1.09 | .68 | .84 |
LA15 | − .03 | .15 | .73 | − 2.48 | .72 | − 2.27 | .88 (*) |
LA05 | − .07 | .15 | .89 | − .93 | .84 | − 1.17 | .86 |
LA08 | − .25 | .15 | .89 | − .91 | .87 | − .93 | .85 |
LA04 | − .38 | .15 | 1.07 | .63 | 1.01 | .09 | .83 |
LA12 | − .38 | .15 | .81 | − 1.70 | .80 | − 1.45 | .86 |
LA18 | − .45 | .15 | .93 | − .53 | .86 | − .98 | .84 |
LA03 | − 1.28 | .16 | .80 | − 1.85 | .75 | − 1.36 | .83 |
LA09 | − 1.35 | .16 | 1.43 | 3.25 | 1.33 | 1.56 | .75 (*) |
LA02 | − 1.50 | .16 | .96 | − .26 | .87 | − .58 | .80 |
LA01 | − 1.53 | .16 | 1.20 | 1.65 | 1.16 | .78 | .77 |
MEAN | .00 | .15 | 1.00 | .0 | .97 | − .2 | |
P.SD | 1.07 | .01 | .17 | 1.4 | .18 | 1.2 |