The Khan Academy website does a good job reviewing the basics of statistical literacy.  View the videos “Statistical Questions,” “Statistical and non Statistical Answers,” and  “Reasonable Samples.” The URLs are: https://youtu.be/OjzfQDFf7Uk   https://youtu.be/qyYSQDcSNlY  and   https://youtu.be/aKAw-DyZa6g

We can use this information to gauge whether researched sources have valid statistical questions or include sufficient sample sizes.