 |
FRatioCI
gives a confidence interval based on an F-ratio distribution with n and m degrees of freedom.
更多信息
- To use
, you first need to load the Hypothesis Testing Package using Needs["HypothesisTesting`"]. 
gives a confidence interval 
for a ratio of variances estimated by ratio. - For confidence level
, 
and 
where 
is the 
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 
.- The following option can be given:
-
ConfidenceLevel 0.95 probability associated with a confidence interval
