Hypothesis Test about the Mean - Confidence Interval
Sample size63
Sample standard deviation3.71225672258781
Confidence0.985
Null hypothesis20
Sample Mean21.1587301587302
2-sided Confidence Interval[ 19.9885204004951 , 22.3289399169652 ]
Left-sided Confidence Interval[ 20.1198830507683 , +inf ]
Right-sided Confidence Interval[ -inf, 22.1975772666921 ]