https://www.scientificamerican.com/article/teen-texting-girls-versus-boys/

Psychology research article: https://www.apa.org/pubs/journals/releases/ppm-ppm0000100.pdf

Assignment:

Part of the headline of the popular press article reads: "A study finds girls are more likely to become compulsive texters and suffer academically". What kind of claim is being made (frequency, association, causal) and how do you know?

Practice interrogating each of the four big validities by completing the table below:

Name of big validity What is a specific question you can ask about this study example?

Name of big Validity	What is a specific question you can ask about this study sample?