Test whether the variance of a population is 1:

The

-values are typically large under

:

The

-values are typically small when

is false:

Compare the variance of a population to a particular value:

Compare the variances of two populations:

The

-values are typically large when the variances are equal:

The

-values are typically small when the variances are not equal:

Test whether the ratio of the variances of two populations is a particular value:

The following forms are equivalent:

The order of the datasets should be considered when determining

:

Create a

HypothesisTestData object for repeated property extraction:

The properties available for extraction:

Extract some properties from a

HypothesisTestData object:

The

-value, test statistic, and degrees of freedom:

Extract any number of properties simultaneously:

The

-value, test statistic, and degrees of freedom:

Tabulate test results:

The values from the table can be extracted using

:

Tabulate

-values or test statistics:

The

-value from the table:

The test statistic from the table: