Table 2. Descriptive statistics of items.
Mean Standard Deviation Skewness(typical error = 0.108) Kurtosis(typical error = 0.215)
Item 1 4.14 .974 -1.116 .942
Item 2 4.30 .815 -.980 .397
Item 3 4.57 .698 -1.619 2.181
Item 4 4.15 .869 -.959 .797
Item 5 4.33 .895 -1.315 1.220
Item 6 4.24 .886 -1.059 .601
Item 7 4.45 .827 -1.426 1.307
Item 8 4.57 .690 -1.511 1.618
Item 9 4.42 .888 -1.691 2.795
Item 10 4.39 .905 -1.519 1.833
Item 11 4.56 .715 -1.643 2.435
Item 12 4.53 .714 -1.519 2.036
Item 13 4.18 1.072 -1.215 .672
Item 14 4.39 .762 -1.103 .642
Item 15 4.47 .794 -1.514 2.054
Item 16 4.14 .966 -.889 .011
Item 17 4.40 .834 -1.432 1.749
Item 18 4.43 .835 -1.502 2.105
Item 19 4.20 .956 -.954 .041
Item 20 4.34 .833 -1.263 1.480
Item 21 3.15 1.268 -.072 -.991
Item 22 2.87 1.346 .068 -1.128
Item 23 3.25 1.326 -.279 -1.016
Item 24 4.41 .774 -1.324 1.829
Item 25 4.39 .802 -1.235 .996
Item 26 3.77 1.254 -.718 -.577
Item 27 3.95 1.005 -.771 .027
Item 28 4.01 .999 -.889 .355
Item 29 3.88 1.081 -.842 .151
Item 30 3.51 1.141 -.426 -.554
Item 31 4.54 .751 -1.961 4.646
Item 32 3.72 1.225 -.693 -.444
Item 33 3.83 1.247 -.828 -.355