Indicado.Math.stddev
You're seeing just the function
stddev
, go back to Indicado.Math module for more information.
Specs
Calculates standard deviation of a given numeric list.
Returns nil
if list is empty.
Examples
iex> Indicado.Math.stddev([1, 2, 3, 4])
1.118033988749895
iex> Indicado.Math.stddev([5, 10, 15, 20, 40])
12.083045973594572
iex> Indicado.Math.stddev([])
nil
Specs
Calculates standard deviation of a given numeric list when mean is pre calculated and passed.
Returns nil
if list is empty.
Examples
iex> Indicado.Math.stddev([1, 2, 3, 4], 2.5)
1.118033988749895
iex> Indicado.Math.stddev([5, 10, 15, 20, 40], 18)
12.083045973594572
iex> Indicado.Math.stddev([])
nil