Confidence Interval Calculator
A t-based confidence interval for the population mean.
Your data
Separate values with commas, spaces, or new lines. Pasting from Excel works.
Result
22.6939 to 25.306195% CI for the mean (mean 24 ± 1.3061)
Mean
24
Margin of error
1.3061
Std error
0.5774
df
9