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metap (version 0.7)

votep: Combine p-values by the vote counting method

Description

Combine $p$-values by the vote counting method

Usage

votep(p, alpha = c(0.5, 0.5)) "print"(x, ...)

Arguments

p
A vector of $p$-values
alpha
A vector of length 2 defining the significance values
x
An object of class ‘votep
...
Other arguments to be passed through

Value

votep’ and ‘votep’, a list with entries
p
$p$ value
pos
Number of positives
neg
Number of negatives
alpha
A vector of length 2 defining the significance values and lying in the range 0 to 1
validp
The input vector with illegal values removed

Details

By default splits the $p$-values at 0.5 with those below counting as positive and those above counting as negative. However setting alpha allows for a different choice of cut-off and also by specifying two different values for a neutral zone. If either value of alpha is greater than unity it is assumed to be a percentage.

The values of $p$ should be such that $0<=p<=1$ and="" a="" warning="" is="" issued="" if="" this="" not="" true="" an="" error="" occurs="" possibly="" as="" result="" of="" deletion="" fewer="" than="" two="" studies="" remain.<="" p="">

The plot method for class ‘metap’ calls schweder on the valid $p$-values

References

Becker, B J. Combining significance levels. In Cooper, H and Hedges, L V, editors A handbook of research synthesis, chapter 15, pages 215--230. Russell Sage, New York, 1994.

See Also

See also schweder

Examples

Run this code
data(beckerp)
votep(beckerp)

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