In psychological research, distinguishing between correlation and causation is vital for interpreting study results accurately. Suppose a researcher wants to examine the influence of social media usage on adolescent self-esteem. They collect data via surveys to assess both the amount of time spent on social media and self-reported self-esteem levels. After analyzing the data, the researcher finds a significant negative correlation between social media usage and self-esteem.
Which of the following conclusions can the researcher most justifiably draw from this study's findings?