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spencerSpencer's Mortality Dataset spencer
Usage:

data(spencer)
Format:

Data frame with age and mortality variables.
Description:

Observed mortality rates for ages 20 to 45.
Source:

Spencer (1904).
References:

Spencer, J. (1904). On the graduation of rates of sickness and mortality. Journal of the Institute of Actuaries 38, 334-343.
Key Words:

datasets