Occupation: Petroleum Pump System Operators, Refinery Operators, and Gaugers
Task: Signal other workers by telephone or radio to operate pumps, open and close valves, and check temperatures.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 0.2 (N=84)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 0.47 (N=84)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 0.11 (N=84)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 13.25 (N=84)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 22.76 (N=84)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 27.59 (N=84)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 35.62 (N=84)
Source: Incumbent, 06/2007

Scale: Importance
Value: 4.48 (N=85)
Source: Incumbent, 06/2007

Scale: Relevance of Task
Value: 97.85 (N=92)
Source: Incumbent, 06/2007