Which of the Following Statements Is Correct

question 74

Multiple Choice

Which of the following statements is correct?

• A)The sample mean is an unbiased estimator of the population mean.
• B)The sample proportion is an unbiased estimator of the population proportion.
• C)The difference between two sample means is an unbiased estimator of the difference between two population means.
• D)All of these choices are true.

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Definitions:

Data Warehouse

A centralized repository of integrated data from one or more disparate sources, stored for analysis, reporting, and data mining.

Data Depot

A repository or storage place where large amounts of data are held and managed.

Data Collective

A collaborative initiative where data is shared and aggregated from multiple sources to provide comprehensive insights or analyses.

Data Vault

A secure, optimized method of storing enterprise data that is designed to provide historical storage of records and rapid retrieval of data.