Occupation: Derrick Operators, Oil and Gas
Task: Weigh clay, and mix with water and chemicals to make drilling mud, using portable mixers.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 11.9 (N=59)
Source: Incumbent, 06/2006

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 2.36 (N=59)
Source: Incumbent, 06/2006

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 1.12 (N=59)
Source: Incumbent, 06/2006

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 4.8 (N=59)
Source: Incumbent, 06/2006

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 34.57 (N=59)
Source: Incumbent, 06/2006

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 16.32 (N=59)
Source: Incumbent, 06/2006

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 28.93 (N=59)
Source: Incumbent, 06/2006

Scale: Importance
Value: 3.96 (N=62)
Source: Incumbent, 06/2006

Scale: Relevance of Task
Value: 79.73 (N=77)
Source: Incumbent, 06/2006