Occupation: Mine Cutting and Channeling Machine Operators
Task: Signal that machine plow blades are properly positioned, using electronic buzzers or two-way radios.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 0 (N=13)
Source: Incumbent, 07/2005

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 14.59 (N=13)
Source: Incumbent, 07/2005

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 0 (N=13)
Source: Incumbent, 07/2005

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 0 (N=13)
Source: Incumbent, 07/2005

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 24.54 (N=13)
Source: Incumbent, 07/2005

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 6.09 (N=13)
Source: Incumbent, 07/2005

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 54.79 (N=13)
Source: Incumbent, 07/2005

Scale: Importance
Value: 4.29 (N=13)
Source: Incumbent, 07/2005

Scale: Relevance of Task
Value: 17.83 (N=74)
Source: Incumbent, 07/2005