Occupation: Environmental Science and Protection Technicians, Including Health
Task: Determine amounts and kinds of chemicals to use in destroying harmful organisms or removing impurities from purification systems.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 19.15 (N=24)
Source: Incumbent, 06/2008

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 30.65 (N=24)
Source: Incumbent, 06/2008

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 21.53 (N=24)
Source: Incumbent, 06/2008

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 10.65 (N=24)
Source: Incumbent, 06/2008

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 14.1 (N=24)
Source: Incumbent, 06/2008

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 3.92 (N=24)
Source: Incumbent, 06/2008

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 0 (N=24)
Source: Incumbent, 06/2008

Scale: Importance
Value: 3.83 (N=25)
Source: Incumbent, 06/2008

Scale: Relevance of Task
Value: 25.86 (N=102)
Source: Incumbent, 06/2008