| − | A statistical regression of the dataset shows that a $1 increase in minimum wage is correlated with a 1.40% increase in unemployment. Minimum wage explains 12.8% of the variation in unemployment. The correlation is significant at the 5% level. | + | A statistical regression of the dataset shows that a $1 increase in minimum wage is correlated with a 1.40 percentage point increase in unemployment. Minimum wage explains 12.8% of the variation in unemployment. The correlation is significant at the 5% level. |