Question: Binarize the data for the factor AgeAtDeath using this column. This means that we should make a new column for Mortality with the values 0

Binarize the data for the factor AgeAtDeath using this column. This means that we should make a new column for Mortality with the values 0 and 1 to indicate if the AgeAtDeath is null the value is 0 and if the AgeAtDeath is not null, the value should be 1. Show your code.

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