Parameters | Scales | Item | ||||
---|---|---|---|---|---|---|
(i-1) | (i-2) | (i-3) | (i-4) | (i-5) | ||
Item-to-total correlation | Dichotomous | 0.59 | 0.55 | 0.30 | 0.09 | −0.07 |
Likert | 0.72 | 0.58 | 0.38 | 0.26 | 0.51 | |
Likert dichotomized | 0.70 | 0.61 | 0.26 | 0.20 | 0.35 | |
Overall dichotomous | 0.65 | 0.58 | 0.28 | 0.15 | 0.18 | |
Cronbach’s alpha when item was excluded | Dichotomous (0.508)* | 0.22 | 0.24 | 0.43 | 0.58 | 0.60 |
Likert (0.717)* | 0.55 | 0.62 | 0.71 | 0.75 | 0.67 | |
Likert dichotomized (0.657)* | 0.46 | 0.50 | 0.66 | 0.7 | 0.63 | |
Overall dichotomous (0.599)* | 0.37 | 0.40 | 0.58 | 0.65 | 0.62 |