1. COMPUTE knowledge1=ergonomics + MSD + monitor + seating. EXECUTE. COMPUTE
training1=understanding + undergo + practice + increase. EXECUTE. COMPUTE
employer1=information + equiptment + commitment + encourage. EXECUTE. COMPUTE
awareness1=aware + workplace + notpractice + reduceMSD. EXECUTE. RELIABILITY
/VARIABLES=knowledge1 training1 employer1 awareness1 /SCALE('ALL VARIABLES') ALL
/MODEL=ALPHA /SUMMARY=TOTAL CORR.
Reliability
[DataSet0]
Scale: ALL VARIABLES
Case Processing Summary
N %
Cases Valid 100 100.0
a
Excluded 0 .0
Total 100 100.0
a. Listwise deletion based on all variables in the
procedure.
Reliability Statistics
Cronbach's Alpha
Based on
Standardized
Cronbach's Alpha Items N of Items
.708 .700 4

2. Summary Item Statistics
Maximum /
Mean Minimum Maximum Range Minimum Variance N of Items
Inter-Item Correlations .368 .183 .656 .473 3.580 .029 4
Item-Total Statistics
Scale Mean if Scale Variance if Corrected Item- Squared Multiple Cronbach's Alpha
Item Deleted Item Deleted Total Correlation Correlation if Item Deleted
knowledge1 47.2200 47.729 .282 .104 .755
training1 44.8300 34.728 .573 .441 .592
employer1 44.0900 33.355 .628 .505 .553
awareness1 45.1200 39.581 .509 .285 .636