| Paired Differences | t | df | Sig. (2-tailed) | |||||
Mean | Std. Deviation | Std. Error Mean | 95% Confidence Interval of the Difference | ||||||
Lower | Upper | ||||||||
Pair 1 | SS-PB | 1.067 | 0.841 | 0.243 | 0.532 | 1.601 | 4.393 | 11 | 0.001 |