Question: Fill in the blank: When sampling units for rational subgroups, i. it is more important to choose large samples than to sample frequently, since large

Fill in the blank: When sampling units for rational subgroups,

i. it is more important to choose large samples than to sample frequently, since large samples provide more precise information about the process.

ii. it is more important to sample frequently than to choose large samples, so that special causes can be detected more quickly.

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