# runs.test

From tseries v0.7-4
by Adrian Trapletti

##### Runs Test

Computes the runs test statistic for the null of independence for
the series `x`

.

- Keywords
- ts

##### Usage

`runs.test (x)`

##### Arguments

- x
- a numeric vector or time series.

##### Details

This test searches for independence in the observed series by
examining the frequency of runs. Before computing the statistic,
zero values of `x`

are eliminated.
Missing values are not allowed.

##### Value

- A list with class
`"htest"`

containing the following components: statistic the value of the test statistic. p.value the p-value of the test. method a character string indicating what type of test was performed. data.name a character string giving the name of the data.

##### References

J. B. Cromwell, W. C. Labys and M. Terraza (1994): *Univariate
Tests for Time Series Models*, Sage, Thousand Oaks, CA, pp. 28-30.

##### Examples

```
x <- rnorm (100) # no runs
runs.test (x)
x <- 1:100 # one big run
runs.test (x)
```

*Documentation reproduced from package tseries, version 0.7-4, License: GPL (see file COPYING), except for ./src/muin2ser.f and ./misc which are free for non-commercial purposes. See file README for details.*

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