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Posts: 218
3 weeks ago
Company executives wish to estimate the dollar amount that customers spend in one shopping visit to their store. Initial tests were based on a small sample but now the executives double the sample size for a follow-up test. The main purpose of the larger sample is to...

▸ reduce non-response bias.

▸ decrease the variability in the population.

▸ reduce response bias.

▸ reduce confounding due to other variables.

▸ decrease the standard deviation of the sampling model.
Textbook 

Stats: Modeling the World


Edition: 4th
Authors:
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wrote...
Posts: 255
3 weeks ago
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decrease the standard deviation of the sampling model.
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wrote...
3 weeks ago
Thanks
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