difference between a sample and population


Difference between a sample and population mean/standard

Why is there a difference between a sample and population mean/standard deviation or a sample and population proportion? how accurately does the "sample" you discussed represent the actual or potential "population" of data? What steps can you take to improve the probability that decisions you make based on the sample will be reliable and valid in the future, in other locations, or with other people?

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Business Management: difference between a sample and population
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