Table 1. Mean value and standard deviation of breakouts (R) and breakdowns (R′).
| Mean | Std. Dev. | ||
| 500 stocks of the S&P500 Index | R | 3.16064 | 6.19859 |
| R′ | 2.77648 | 6.9888 | |
| 847 stocks of the SH Index | R | 3.8049 | 9.3666 |
| R′ | 3.09 | 9.71 |
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