Gompertz Archives - Infinity is Really Big

May 1, 2019January 11, 2020

Curtate Expectation of Life

Studying for Exam LTAM, Part 1.9

Image by Clker-Free-Vector-Images from Pixabay

Means of random variables can be thought of as centers of mass. If the random variable is continuous, think of the region under the graph of its probability density function (PDF) as a thin sheet of metal with constant density. The mean will be at the center of mass

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April 30, 2019May 8, 2019

Curtate Future Lifetime Random Variable

Studying for Exam LTAM, Part 1.8

Photo by Annie Spratt on Unsplash

When somebody asks you how old you are, how do you answer? Are you like most people? Do you give your age from your previous birthday? Or do you get extra-precise and say something like “I am 21 years, 5 months, and 1 week old”?

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April 23, 2019April 30, 2019

Gompertz-Makeham Survival Model

Studying for Exam LTAM, Part 1.7

Image by Kevin Phillips from Pixabay

You susceptibility to death generally grows higher as you age. This is an unfortunate fact of life. However, life insurance can help protect your family if you should die. It is a good idea to purchase life insurance, especially if you have dependents.

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