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| HYPOTHESIS TESTING PACKAGE SYMBOL | Tutorials »|See Also »|More About » |
, you first need to load the Hypothesis Testing Package using 
.
gives a confidence interval 
for a ratio of variances estimated by ratio. 
, 
and 
where 
is the i
quantile of an F-ratio distribution with n numerator and m denominator degrees of freedom.
is the confidence interval for a ratio of population variances based on sample variances estimated from samples of size 
and 
.| ConfidenceLevel | 0.95 | probability associated with a confidence interval |
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