Here the difference was a mere $3,766 or 13.8%. The difference between those with a high school diploma ($30,000) and those who did not complete high school ($18,826) was $8,454 or 45%.
The discrepancy of $3,766 or 13.8% between the two groups is significant. The difference in earnings between those with a high school diploma ($30,000) and those without one ($18,826) was $8,454, which represents a substantial disparity of 45%.