m2df
From distrEx v1.9
by Matthias Kohl
Generic function for the computation of clipped second moments
Generic function for the computation of clipped second moments.
The moments are clipped at upper
.
- Keywords
- methods, distribution
Usage
m2df(object, upper)
Arguments
- object
- object of class
"Distribution"
- upper
- clipping bound
Details
The precision of the computations can be controlled via
certain global options; cf. distrExOptions
.
Value
- The second moment of
object
clipped atupper
is computed.
concept
- moment
- functional
- truncated moment
See Also
Examples
# standard normal distribution
N1 <- Norm()
m2df(N1, 0)
# Poisson distribution
P1 <- Pois(lambda=2)
m2df(P1, 3)
# absolutely continuous distribution
D1 <- Norm() + Exp() # convolution
m2df(D1, 2)
m2df(D1, Inf)
E(D1, function(x){x^2})
Community examples
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