Confidence Intervals
for one Observed value
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Give at least a mean.
A positive decimal numbers larger than zero.
Mean:
Number of cases:
*
Standard deviation:
*
Width of C.I.:
%
* Optional input, not required.
One mean.
This procedure constructs confidence
intervals around a single mean, be it a
binomial proportion, a poisson count or
a normally distributed mean or average.
The alpha or error one level can be set
to any value you want. Including exact
and approximate estimates.