{
    "action": "tool_call",
    "reasoning": "No evidence is in context, so I can't cite the numbers from my unparsed draft. I'll recompute the correlations of Daily_Usage_Hours and Weekend_Extra_Hours with the outcome measures in one query.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT COUNT(*) AS n, corr(Daily_Usage_Hours, Mental_Health_Index) AS usage_vs_mental, corr(Daily_Usage_Hours, Sleep_Duration_Hours) AS usage_vs_sleep, corr(Daily_Usage_Hours, Academic_Performance_GPA) AS usage_vs_gpa, corr(Daily_Usage_Hours, Sleep_Quality_Score) AS usage_vs_sleepq, corr(Daily_Usage_Hours, Perceived_Stress_Score) AS usage_vs_stress, corr(Weekend_Extra_Hours, Daily_Usage_Hours) AS weekend_vs_usage, corr(Weekend_Extra_Hours, Mental_Health_Index) AS weekend_vs_mental, corr(Weekend_Extra_Hours, Academic_Performance_GPA) AS weekend_vs_gpa, corr(Weekend_Extra_Hours, Sleep_Duration_Hours) AS weekend_vs_sleep, corr(Sleep_Duration_Hours, Mental_Health_Index) AS sleep_vs_mental, corr(Perceived_Stress_Score, Mental_Health_Index) AS stress_vs_mental, corr(Academic_Performance_GPA, Mental_Health_Index) AS gpa_vs_mental FROM raw.Social_media_impact_on_life",
        "purpose": "Compute correlations between usage hours, weekend extra hours and the outcome measures",
        "source": "raw"
    }
}