Hypothesis Test about the Mean - Confidence Interval
Sample size63
Sample standard deviation3.71225672258781
Confidence0.992
Null hypothesis20
Sample Mean21.1587301587302
2-sided Confidence Interval[ 19.8769280765431 , 22.4405322409172 ]
Left-sided Confidence Interval[ 20.0003513248231 , +inf ]
Right-sided Confidence Interval[ -inf, 22.3171089926372 ]