var.test {stats} R Documentation

F Test to Compare Two Variances

Description


Performs an F test to compare the variances of
two samples from normal populations.

Usage

var.test(x, y);

Arguments

x

numeric vectors of data values, or fitted linear model objects (inheriting from class "lm").

y

numeric vectors of data values, or fitted linear model objects (inheriting from class "lm").

env

[as Environment]

Details

The null hypothesis is that the ratio of the variances of the populations from which x and y were drawn, or in the data to which the linear models x and y were fitted, is equal to ratio.

Authors

sciBASIC.NET

Value

this function returns data object of type any kind.

clr value class

Examples

[Package stats version 5.0.1.2389 Index]