Occupation: Roustabouts, Oil and Gas
Task: Unscrew or tighten pipes, casing, tubing, and pump rods, using hand and power wrenches and tongs.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 0 (N=52)
Source: Incumbent, 07/2011

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 1.65 (N=52)
Source: Incumbent, 07/2011

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 5.53 (N=52)
Source: Incumbent, 07/2011

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 39.23 (N=52)
Source: Incumbent, 07/2011

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 33.39 (N=52)
Source: Incumbent, 07/2011

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 10.91 (N=52)
Source: Incumbent, 07/2011

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 9.29 (N=52)
Source: Incumbent, 07/2011

Scale: Importance
Value: 4.06 (N=54)
Source: Incumbent, 07/2011

Scale: Relevance of Task
Value: 79.99 (N=69)
Source: Incumbent, 07/2011