46 lines
931 B
Groff
46 lines
931 B
Groff
.\" man page create by R# package system.
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.TH STATS 1 2000-Jan "var.test" "var.test"
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.SH NAME
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var.test \- F Test to Compare Two Variances
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.SH SYNOPSIS
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\fIvar.test(\fBx\fR as any,
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\fBy\fR as any,
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[\fB<Environment>\fR]);\fR
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.SH DESCRIPTION
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.PP
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F Test to Compare Two Variances
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Performs an F test to compare the variances of
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two samples from normal populations.
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.PP
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.SH OPTIONS
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.PP
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\fBx\fB \fR\-
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numeric vectors of data values, or fitted linear model objects
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(inheriting from class "lm").
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.
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.PP
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.PP
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\fBy\fB \fR\-
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numeric vectors of data values, or fitted linear model objects
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(inheriting from class "lm").
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.
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.PP
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.PP
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\fBenv\fB \fR\- -.
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.PP
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.SH DETAILS
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.PP
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The null hypothesis is that the ratio of the variances of the
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populations from which x and y were drawn, or in the data to
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which the linear models x and y were fitted, is equal to ratio.
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.PP
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.SH SEE ALSO
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stats
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.SH FILES
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.PP
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Rlapack.dll
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.PP
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.SH COPYRIGHT
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GPL3
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