ConfidenceT
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Function Description
Returns the size of a confidence interval for the mean of a
sample, using a Student’s t distribution, i.e. returns:
where , is
the inverse cumulative distribution function for the Student’s t distribution
with degrees of freedom, is the
standard deviation and is the sample size.
Provided for compatibility with the CONFIDENCE.T function in
Microsoft Excel and some other spreadsheet packages. Please note that the
Nematrian function accepts nonintegral values of (these can
arise if observations are given different weights).
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