Which of the following statements is true concerning data selection?

A. A data selection strategy is required by federal law.

B. Establishing a data selection strategy prior to collecting data decreases the chance of a biased outcome.

C. A good data selection strategy can eliminate the need for data collection.

D. A data selection strategy must be established after the data are collected.

Answer:

B. Establishing a data selection strategy prior to collecting data decreases the chance of a biased outcome.

Explanation:

Data selection is the purposeful and deliberate process of selecting specific data points or samples before collecting information. Developing a data selection strategy is critical since it reduces the possibility of biased results in research or analysis. Researchers can improve the reliability and validity of their findings by carefully setting the criteria for data inclusion and exclusion.

In conclusion, data selection should come before data collection. Other statements in the options are untrue and should not be used in the data collecting process.

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