, is the maximum value of
T
that satisfies:The modal (or mode) life, , is the maximum value of
T
that satisfies:
(7)
For a continuous distribution, the mode is that value of the variate
which corresponds to the maximum probability density (the value where
the pdf has its maximum value).
(Note: Statisticians love using little hats and other marks above variables.
In general, given a sample of a random variable X,
denotes the sample average value of X,
denotes the sample mode of X
and 
denotes the sample median of X.)
See Also:
Basic Statistical Background
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