| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 161 |
| Sample standard deviation | 1.17739448103648 |
| Confidence | 0.05 |
| Null hypothesis | 20 |
| Sample Mean | 4.83850931677019 |
| 2-sided Confidence Interval | [ 4.83268151461494 , 4.84433711892543 ] |
| Left-sided Confidence Interval | [ 4.68499170132344 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 4.99202693221694 ] |