lifecontingencies (version 1.1.10)

mxt: Central mortality rate.

Description

This function returns the central mortality rate demographic function.

Usage

mxt(object, x, t)

Arguments

object

A lifetable object

x

Age when the calculation starts.

t

Age when the calculation ends, default=1.

Value

• A numeric value representing the central mortality rate between age x and x+t.

Details

The central mortality rate is defined as $m_{x,t}=\frac{d_{x,t}}{{l_{x,t}}}$

References

Actuarial Mathematics (Second Edition), 1997, by Bowers, N.L., Gerber, H.U., Hickman, J.C., Jones, D.A. and Nesbitt, C.J.

See Also

lifetable, Lxt

Examples

#assumes SOA example life table to be load
		data(soaLt)
		soa08Act=with(soaLt, new("actuarialtable",interest=0.06,
		x=x,lx=Ix,name="SOA2008"))
		#compare mx and qx 
		mxt(soa08Act, 60,10)
		qxt(soa08Act, 60,10)