ภาคผนวก ข.
ตารางวิเคราะหความนาเชื่อมั่นของแบบสอบถาม
133
Case Processing Summary
N %
Valid 30 100.0
Excluded
(1) 0 .0
Cases
Total 30 100.0
1.00 Listwise deletion based on all variables in the procedure.
Reliability Statistics
Cronbach's
Alpha N of Items
.953 32
134
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item-Total Correlation
Cronbach's Alpha if Item
Deleted
Q1 147.10 82.714 .203 .955
Q2 146.93 78.961 .659 .951
Q3 146.90 79.128 .804 .950
Q4 147.00 78.828 .733 .950
Q5 146.90 78.093 .953 .949
Q6 146.90 80.024 .560 .952
Q7 146.97 79.482 .677 .951
Q8 147.00 78.690 .751 .950
Q9 146.90 79.679 .725 .950
Q10 146.93 78.478 .846 .949
Q11 146.97 78.723 .775 .950
Q12 146.90 81.817 .425 .953
Q13 146.80 81.131 .708 .951
Q14 147.00 80.000 .504 .952
Q15 147.03 79.413 .554 .952
Q16 147.07 79.375 .630 .951
Q17 146.97 81.551 .414 .953
Q18 146.93 81.306 .467 .952
Q19 146.90 78.990 .824 .950
Q20 146.93 78.202 .884 .949
Q21 147.07 81.926 .332 .954
Q22 146.97 80.654 .527 .952
Q23 146.87 80.120 .715 .951
Q24 147.00 80.897 .477 .952
Q25 147.03 81.344 .409 .953
Q26 147.10 79.472 .607 .951
Q27 147.13 79.844 .557 .952
Q28 146.80 82.993 .365 .953
Q29 146.97 79.413 .686 .951
Q30 146.87 79.361 .831 .950
Q31 146.90 78.852 .844 .950
Q32 146.97 80.516 .463 .953
