题目内容
Sampling helps accelerate the process by gathering selected data rather than all data for the entire population.( )
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Data-gathering bias can be reduced by sampling.( )
When the systems analyst asks an opinion of a permanent feature of the installed information system, the executive interviewed may provide an unbiased evaluation since there is little possibility of changing it. ( )
The ____ is a phased approach to analysis and design that holds that systems are best developed through the use of a specific cycle of analyst and user activities.
One important justification for CASE tools is to increase analyst ____.
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