Answer :

The second guideline for evaluating a statistical study is to assess the validity and reliability of the data.

This means looking at the data sources and data collection methods used in the study, making sure they are appropriate and reliable. This includes considering the sample size and sampling methods used, any potential bias in the data, and the accuracy and precision of the measurements and analyses.

1. Review the data sources and data collection methods used in the study: This includes looking at the sample size and sampling methods used, any potential bias in the data, and the accuracy and precision of the measurements and analyses.

2. Assess the validity and reliability of the data: This means making sure that the data sources and data collection methods used are appropriate and reliable. This includes considering the sample size and sampling methods used, any potential bias in the data, and the accuracy and precision of the measurements and analyses.

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