<p>The data were analyzed by SPSS16.0. Paired sample T tests were run between blocks 1 and 7 when RSIs were 0ms, 250ms, 500 ms, 750 ms, 1000 ms respectively. Analysis of variance of repeated measures was operated between the reaction time of random block 8 (random sequence) and the average RT of blocks 7 and 9 in the learning phase at the three kinds of RSIs respectively.</p
