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| 12 |
ratio between two rate parameters.
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12 |
ratio between two rate parameters.
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| 13 |
}
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13 |
}
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\usage{
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14 |
\usage{
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poisson.test(x, T = 1, r = 1,
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15 |
poisson.test(x, T = 1, r = 1,
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| 16 |
alternative = c("two.sided", "less", "greater"),
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16 |
alternative = c("two.sided", "less", "greater"),
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conf.level = 0.95)
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17 |
conf.level = 0.95, two.sided.method = c("minlike", "central"))
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}
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}
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\arguments{
|
19 |
\arguments{
|
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\item{x}{number of events. A vector of length one or two.}
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20 |
\item{x}{number of events. A vector of length one or two.}
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\item{T}{time base for event count. A vector of length one or two. }
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21 |
\item{T}{time base for event count. A vector of length one or two. }
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\item{r}{hypothesized rate or rate ratio}
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22 |
\item{r}{hypothesized rate or rate ratio}
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| 23 |
\item{alternative}{indicates the alternative hypothesis and must be
|
23 |
\item{alternative}{indicates the alternative hypothesis and must be
|
| 24 |
one of \code{"two.sided"}, \code{"greater"} or \code{"less"}.
|
24 |
one of \code{"two.sided"}, \code{"greater"} or \code{"less"}.
|
| 25 |
You can specify just the initial letter.}
|
25 |
You can specify just the initial letter.}
|
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\item{conf.level}{confidence level for the returned confidence
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26 |
\item{conf.level}{confidence level for the returned confidence
|
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interval.}
|
27 |
interval.}
|
| - |
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28 |
\item{two.sided.method}{a character string specifying the method for
|
| - |
|
29 |
computing two-sided p-values, must be one of \code{"minlike"}
|
| - |
|
30 |
(default) or \code{"central"}, or an abbreviation thereof.
|
| - |
|
31 |
See \sQuote{Details} in the help for \code{\link{binom.test}}.
|
| - |
|
32 |
}
|
| 28 |
}
|
33 |
}
|
| 29 |
\details{
|
34 |
\details{
|
| 30 |
Confidence intervals are computed similarly to those of
|
35 |
Confidence intervals are computed similarly to those of
|
| 31 |
\code{\link{binom.test}} in the one-sample case, and using
|
36 |
\code{\link{binom.test}} in the one-sample case, and using
|
| 32 |
\code{\link{binom.test}} in the two sample case.
|
37 |
\code{\link{binom.test}} in the two sample case.
|
| - |
|
38 |
|
| - |
|
39 |
It is intended to change the default method for computing two-sided
|
| - |
|
40 |
p-values from \I{minlike} to central to make these match the confidence
|
| - |
|
41 |
intervals.
|
| 33 |
}
|
42 |
}
|
| 34 |
\value{
|
43 |
\value{
|
| 35 |
A list with class \code{"htest"} containing the following components:
|
44 |
A list with class \code{"htest"} containing the following components:
|
| 36 |
\item{statistic}{the number of events (in the first sample if there
|
45 |
\item{statistic}{the number of events (in the first sample if there
|
| 37 |
are two.)}
|
46 |
are two.)}
|
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