A research team is investigating the effects of social media on self-esteem. They hypothesized that people who spend 3 or more hours per day using social media platforms will have lower self-esteem than people who spend less than 3 hours. In this research study, what is the dependent variable?

Which of the following describes a convenience sample?

_____ are personal judgments based on beliefs rather than facts.

A(n) _____ is a tentative explanation of a phenomenon based on observation.

Testing the hypothesis is all about the goal of _____ a behavior.

After investigating the effects of caffeine on learning, Dr. Mizrahi found that the more caffeine an individual consumed, the less information he or she was able to retain. According to the scientific method, which of the following steps should Dr. Mizrahi perform next?

The Rorschach inkblot test