Information Matrix | Longevitas

Filter Information matrix

Spotting quality issues with limited data

In an earlier posting I showed how to use the Kaplan-Meier function to identify subtle data problems. However, what can you do when you don't have the detailed information to build a full survival curve?

10 March 2014 Written by: Stephen RichardsTags: data validation, survival rates, standard table

Lost in translation

Actuaries have a long-standing habit of using different terminology to statisticians. This page lists some common terms used by actuaries in mortality work and their "translation" for a non-actuarial audience. The terms and notation are those used by actuaries in the UK, but in every country I have visited the local actuaries have used similar notation.

Table 1. Common actuarial terms and their definition for statisticians.

30 December 2009 Written by: Stephen RichardsTags: central exposed-to-risk, curve of deaths, force of mortality, initial exposed-to-risk, mortality law, mortality rate, survival rates, waiting time, survival models