One-Sample T-Interval - HP 39G User Manual

One–Sample T–Interval
Menu name
Inputs
Results
9-20
T–INT: 1
This option uses the Student's t–distribution to calculate a
confidence interval for , the true mean of a population, for
the case in which the true population standard deviation, , is
unknown.
The inputs are:
Field name Definition
Sample mean.
x
Sx Sample standard deviation.
n Sample size.
C Confidence level.
The results are:
Result Description
Critical T Critical value for T.
Min Lower bound for .
Max Upper bound for .
Inference aplet