From: Rasch analysis of consumer attitudes towards the mountain product label
INPUT: 310 PERSON, 47 ITEM | |||||||
---|---|---|---|---|---|---|---|
REPORTED: 190 PERSON 10 ITEM 5 CATS | |||||||
PERSON: REAL SEPARATION: 2.75 RELIABILITY.: 0.88 | |||||||
ITEM: REAL SEPARATION: 7.68 RELIABILITY.: 0.98 | |||||||
ITEM | DIFFICULTY MEASURE | MODEL S.E | INFIT | OUTFIT | PTMEA CORR | ||
MNSQ | Ttest | MNSQ | Ttest | ||||
PI09 | 2.00 | .13 | 1.21 | 1.69 | 1.19 | 1.38 | .86 |
PI10 | 1.54 | .13 | 1.01 | .15 | 1.00 | .07 | .87 |
PI08 | .98 | .13 | 1.50 | 3.74 | 1.62 | 4.31 | .80 (*) |
PI04 | .62 | .14 | 1.33 | 2.59 | 1.31 | 2.38 | .81 (*) |
PI05 | − .06 | .14 | .81 | − 1.64 | .78 | − 1.79 | .85 |
PI07 | − .37 | .15 | 1.00 | .08 | .89 | − .82 | .82 |
PI01 | − .76 | .15 | .76 | − 2.09 | .74 | − 1.82 | .83 (*) |
PI02 | − 1.11 | .15 | .60 | − 3.77 | .53 | − 3.38 | .83 (*) |
PI03 | − 1.41 | .16 | .86 | − 1.10 | .75 | − 1.40 | .77 |
PI06 | − 1.43 | .16 | .87 | − 1.05 | .71 | − 1.65 | .77 |
MEAN | .00 | .14 | .99 | − .1 | .95 | − .3 | |
P.SD | 1.17 | .01 | .26 | 2.2 | .32 | 2.2 |