Occupation: Gas Plant Operators
Task: Control fractioning columns, compressors, purifying towers, heat exchangers, and related equipment to extract nitrogen and oxygen from air.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 6.75 (N=35)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 2.41 (N=35)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 0.9 (N=35)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 0.27 (N=35)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 35.31 (N=35)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 8.8 (N=35)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 45.57 (N=35)
Source: Incumbent, 06/2007

Scale: Importance
Value: 4.15 (N=36)
Source: Incumbent, 06/2007

Scale: Relevance of Task
Value: 41.31 (N=89)
Source: Incumbent, 06/2007