Focus groups are used to determine the method of cleanup for contaminated groundwater in a neighborhood. Which of the following is a disadvantage of this needs assessment tool?
a. Technically demanding
b. Expensive
c. Bias of leaders
d. Time consuming
ANS: D
Using focus groups to determine the method of cleanup for contaminated groundwater in a neighborhood would be very time consuming. Disadvantages of surveys are that they are expen-sive and technically demanding. Key informants have the disadvantage of the bias of the leaders.
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