Answer the following statements true (T) or false (F)

1. Sampling helps accelerate the process by gathering selected data rather than all data for the entire population.
2. Data-gathering bias can be reduced by sampling.
3. 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.
4. Stratification is the process of identifying sub populations (or strata) and then selecting objects or people for sampling within these sub populations.

1. TRUE
2. TRUE
3. FALSE
4. TRUE

Computer Science & Information Technology

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