VarianceRatioCI


gives a confidence interval for the ratio of the population variances estimated from and from .

更多信息更多信息

  • To use , you first need to load the Hypothesis Testing Package using Needs["HypothesisTesting`"].
  • gives a confidence interval for a ratio of the population variances estimated by Variance[list1] and Variance[list2].
  • For confidence level , and where ratio=Variance[list1]/Variance[list2] and is the i^(th) quantile of an F-ratio distribution with Length[list1]-1 numerator and Length[list2]-1 denominator degrees of freedom.
  • The following option can be given:
  • ConfidenceLevel0.95probability associated with a confidence interval

范例范例打开所有单元关闭所有单元

基本范例 (1)基本范例 (1)

In[1]:=
Click for copyable input

The 95% confidence interval for the ratio of two population variances:

In[2]:=
Click for copyable input
Out[2]=
New to Mathematica? Find your learning path »
Have a question? Ask support »