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 | 18.349 | 19.176 | 0.827 | −0.547 | 0.293 | 1.991 | 11.743 | −6.607 | 0.978 | 0.166 | 1.991 |
Pre-Tax Profit Margin | 5.842 | 8.229 | 2.387 | −1.443 | 0.076 | -do- | −3.788 | −9.630 | 1.090 | 0.140 | -do- |
Net Profit Margin | 5.364 | 6.104 | 0.740 | −0.659 | 0.256 | -do- | −4.264 | −9.628 | 1.379 | 0.086 | -do- |
Return on NetWorth | 9.268 | 11.681 | 2.412 | −0.798 | 0.214 | -do- | −0.676 | −9.945 | 0.955 | 0.171 | -do- |
Return on Capital Employed | 6.008 | 7.722 | 1.715 | −1.019 | 0.156 | -do- | 6.620 | 0.613 | −0.383 | 0.351 | -do- |
Debt-Equity ratio | 1.460 | 1.399 | −0.061 | 0.208 | 0.418 | -do- | 1.345 | −0.115 | 0.366 | 0.358 | -do- |