lifecontingencies (version 0.0.3)

pxyt: Functions to evaluate joint survival probabilities.

Description

These functions evaluates survival and death probabilities for two heads.

Usage

exyt(objectx, objecty, x, y, t, status = "joint")

pxyt(objectx, objecty, x, y, t, status = "joint")

qxyt(objectx, objecty, x, y, t, status = "joint")

Arguments

objectx

lifetable for life X.

objecty

lifetable for life Y.

x

Age of life X.

y

Age of life Y.

t

Time until survival has to be evaluated.

status

Either "joint" or "last".

Value

• A numeric value representing joint survival probability.

Warning

The function is provided as is, without any warranty regarding the accuracy of calculations. The author disclaims any liability for eventual losses arising from direct or indirect use of this software.

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

exyt

Examples

data(soa08Act)
pxyt(soa08Act, soa08Act, 65, 70,10)
pxyt(soa08Act, soa08Act, 65, 70,10, "last")