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The bootstrap confidence interval for the standard deviation of the digits sum of square of positive integers.
| Confidence level (%) | Lower limit | Upper limit |
|---|---|---|
| 99 | 8.22 | 8.763 |
| 98 | 8.246 | 8.735 |
| 97 | 8.262 | 8.715 |
| 96 | 8.261 | 8.709 |
| 95 | 8.292 | 8.700 |
| 94 | 8.308 | 8.693 |
| 93 | 8.29 | 8.689 |
| 92 | 8.325 | 8.681 |
| 91 | 8.316 | 8.66 |
| 90 | 8.311 | 8.674 |
