hist.qvalue {qvalue} | R Documentation

## Histogram of p-values

### Description

Histogram of p-values

### Usage

    ## S3 method for class 'qvalue'
    hist(x, ...)

### Arguments

`x` | A q-value object.
`...` | Additional arguments, currently unused.

### Details

This function allows one to view a histogram of the p-values along with line plots of the q-values and local FDR values versus p-values. The pi_0 estimate is also displayed.

### Value

Nothing of interest.

### Author(s)

Andrew J. Bass

### References

Storey JD. (2002) A direct approach to false discovery rates. Journal of the Royal Statistical Society, Series B, 64: 479-498.
http://onlinelibrary.wiley.com/doi/10.1111/1467-9868.00346/abstract

Storey JD and Tibshirani R. (2003) Statistical significance for genome-wide experiments. Proceedings of the National Academy of Sciences, 100: 9440-9445.
http://www.pnas.org/content/100/16/9440.full

Storey JD. (2003) The positive false discovery rate: A Bayesian interpretation and the q-value. Annals of Statistics, 31: 2013-2035.
http://projecteuclid.org/DPubS/Repository/1.0/Disseminate?view=body&id=pdf_1&handle=euclid.aos/1074290335

conservative point estimation, and simultaneous conservative consistency of false discovery rates: A unified approach. Journal of the Royal Statistical Society, Series B, 66: 187-205.
http://onlinelibrary.wiley.com/doi/10.1111/j.1467-9868.2004.00439.x/abstract

Storey JD. (2011) False discovery rates. In International Encyclopedia of Statistical Science.
http://genomine.org/papers/Storey_FDR_2011.pdf
http://www.springer.com/statistics/book/978-3-642-04897-5

### See Also

`qvalue`, `plot.qvalue`, `summary.qvalue`

### Examples

    # import data
    data(hedenfalk)
    p <- hedenfalk$p

    # make histogram
    qobj <- qvalue(p)
    hist(qobj)

[Package qvalue version 2.20.0 Index]