Table 4. Descriptive statistics of fracture resistance results as a function of preparation design.
Variables | Group I | Group II | |
---|---|---|---|
Mean | 2962.6 | 3107.2 | |
95%
Confidence Interval for Mean |
Lower
Bound |
2587.6 | 2674.5 |
Upper
Bound |
3337.7 | 3539.9 | |
Std. Deviation | 524.2 | 604.94 | |
Minimum | 2206.01 | 2253.5 | |
Maximum | 4014.7 | 4153.4 |