Changes

Spectrum error analysis

14 bytes added, 10:34, 12 June 2013

=== Replicated spectra ===

:<math> \sigma^2 = \frac{\sum( I_i - I_{av} ) }{n -1 } </math>

sigma^2 = sum({Ii - Iav}^2) / (n - 1)

== See also ==

[[Category:Analysis]]

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