Determine the Sample Size That Is Required to Estimate a Population

question 17

Multiple Choice

Determine the sample size that is required to estimate a population mean to within 0.4 units with a 99% confidence when the population standard deviation is 1.75.

• A) 172
• B) 127
• C) 217
• D) 61
• E) Over 500

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Definitions:

Statistical records

Documented data and information collected and analyzed for statistical purposes, providing insights into trends, patterns, and relationships.

Archival research

The study of existing records or documents to gather information about a particular subject or area of interest.

Survey archives

Repositories or collections of survey data and findings, often used for research or reference.

Rare events

Occurrences that happen infrequently or have a low probability of happening within a given period.