School Type | Cost | 30 Year ROI | Annual ROI | | School Type | Business Major | Engineering Major |
Private | $222,700.00 | $1,786,000.00 | 7.70% | | Private | 16 | 11 |
Private | $176,400.00 | $1,758,000.00 | 8.40% | | Public | 4 | 9 |
Private | $212,200.00 | $1,714,000.00 | 7.80% | | Total | 20 | 20 |
Public | $125,100.00 | $1,535,000.00 | 9.10% | | Proportion (p) | 0.8 | 0.55 |
Private | $212,700.00 | $1,529,000.00 | 7.40% | | Confidence Interval | 90% | 90% |
Public | $92,910.00 | $1,501,000.00 | 10.10% | | Z(Critical) | 1.645 | 1.645 |
Private | $214,900.00 | $1,485,000.00 | 7.30% | | Stnadard Error | 0.0894 | 0.1112 |
Private | $217,800.00 | $1,483,000.00 | 7.20% | | Margin Error | 0.1471 | 0.1830 |
Private | $225,600.00 | $1,444,000.00 | 7.00% | | 90% Lower Limit | 0.6529 | 0.3670 |
Private | $217,300.00 | $1,442,000.00 | 7.10% | | 90% Upper Limit | 0.9471 | 0.7330 |
Private | $226,500.00 | $1,441,000.00 | 7.00% |
Private | $215,500.00 | $1,438,000.00 | 7.20% | | Interpretation |
Private | $223,500.00 | $1,428,000.00 | 7.00% | | | We are 90% sure that the interval (0.6529,0.9471) contains true population proportion school that are private in business major |
Private | $226,600.00 | $1,414,000.00 | 7.00% | | | We are 90% sure that the interval (0.3670,0.7330) contains true population proportion school that are private in Engineering major |
Private | $189,300.00 | $1,397,000.00 | 7.50% |
Public | $89,700.00 | $1,382,000.00 | 9.90% | | Annual ROI | Business Major | Engineering Major |
Public | $87,030.00 | $1,376,000.00 | 10.00% |
Private | $218,200.00 | $1,343,000.00 | 6.90% | | Mean | 0.0782 | 0.09145 |
Private | $229,900.00 | $1,339,000.00 | 6.70% | | Standard Error | 0.0024587117 | 0.003265026 |
Private | $148,800.00 | $1,321,000.00 | 8.10% | | Median | 0.0735 | 0.085 |
Best College ROI by Majo 2013: Payscale.com | | | | | Mode | 0.07 | 0.079 |
| | | | | Standard Deviation | 0.0109956929 | 0.0146016401 |
| | | | | Sample Variance | 0.0001209053 | 0.0002132079 |
| | | | | Count | 20 | 20 |
| | | | | Confidence Interval | 95% | 95% |
| | | | | Z(Critical) | 1.960 | 1.960 |
| | | | | Margin Error | 0.0048 | 0.0064 |
| | | | | 95% Lower Limit | 7.34% | 8.51% |
| | | | | 95% Upper Limit | 8.30% | 9.78% |
| | | | | Interpretation |
| | | | | | We are 95% sure that the interval (7.34,8.30) contains true mean of annual ROI in percentage of business Major |
| | | | | | We are 95% sure that the interval (8.51,9.78) contains true mean of annual ROI in percentage of Engineering Major |