Financial Ratio | 3-year Pre-Merger Avg | 3-year Post-Merger Avg | Difference (Post-Pre) | Paired test t-value at 0.05 significance | t-critical value (2-tail) | p-value (one tail) | 5-year Post-Merger Avg | Difference (Post-Pre) | Paired test t-value at 0.05 significance | p-value (one tail) | t-critical value (2-tail) |
Operating Profit Margin | 20.700 | 19.827 | −0.873 | 0.539 | 2.004 | 0.296 | 8.512 | −12.188 | 1.344 | 0.092 | 2.004 |
Pre-Tax Profit Margin | 8.251 | 7.556 | −0.696 | 0.422 | -do- | 0.337 | −22.676 | −30.928 | 2.018 | 0.024 | -do- |
Net Profit Margin | 6.745 | 5.428 | −1.317 | 1.083 | -do- | 0.142 | −22.280 | −29.025 | 2.149 | 0.018 | -do- |
Return on NetWorth | 12.859 | 9.274 | −3.584 | 0.988 | -do- | 0.164 | 5.540 | −7.318 | 1.928 | 0.029 | -do- |
Return on Capital Employed | 8.576 | 6.054 | −2.522 | 1.634 | -do- | 0.054 | 4.226 | −4.350 | 2.742 | 0.004 | -do- |
Debt-Equity ratio | 1.653 | 1.598 | −0.055 | 0.139 | -do- | 0.445 | 1.508 | −0.145 | 0.341 | 0.367 | -do- |