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An observational study of households records floor area (m²) and quarterly electricity use (kWh)
Which statement can be made using the reported correlation alone?
Using only the reported correlation between floor area and quarterly electricity use, the data support this statement: every case with higher floor area must have higher quarterly electricity use
Using only the reported correlation between floor area and quarterly electricity use, the data support this statement: higher floor area directly causes higher quarterly electricity use
Using only the reported correlation between floor area and quarterly electricity use, the data support this statement: higher floor area tends to occur with higher quarterly electricity use