Hypothesis Test about the Mean - Confidence Interval | |
Sample size | 63 |
Sample standard deviation | 3.81651624010137 |
Confidence | 0.95 |
Null hypothesis | 19 |
Sample Mean | 20.8253968253968 |
2-sided Confidence Interval | [ 19.864219657264 , 21.7865739935296 ] |
Left-sided Confidence Interval | [ 20.0224951219041 , +inf ] |
Right-sided Confidence Interval | [ -inf, 21.6282985288896 ] |