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Two-sample t-test with equal variances ƒ.
| Two-sample t-test with equal variances | ||||||
|---|---|---|---|---|---|---|
| Groups | Observations | Mean | Std err | Std dev | 95% Conf interval | |
| Rank A | 42 | 85.29286 | 1.183772 | 7.671722 | 82.90218 | 87.68353 |
| Rank B | 42 | 86.09524 | 1.027027 | 6.655896 | 84.02111 | 88.16936 |
| Combined | 84 | 85.69405 | .7801069 | 7.149797 | 84.14245 | 87.24565 |
