Competitive Balance Index

Actual (observed) standard deviations within season


Ideal (expected) standard deviations for n-game season


MLB CBI 2015
Ideal/actual standard deviation (0 ≤ σ ≤ 1)


NFL CBI 2015


NHL CBI 2015 and 2016


NBA CBI 2016




Vroom-daddy Gammas: NCAAM Basketball 2016


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