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autocorrelation

   Also found in: Financial, Encyclopedia, Wikipedia 0.03 sec.
autocorrelation [ˌɔːtəʊˌkɒrɪˈleɪʃən]
n Statistics
(Mathematics & Measurements / Statistics) the condition occurring when successive items in a series are correlated so that their covariance is not zero and they are not independent Also called serial correlation


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We used the partial autocorrelation function (25) to investigate the presence of residual autocorrelation, i.
trends in the mean and variance) and the order of both the seasonal and non-seasonal autoregressive and moving-average indicators by using an autocorrelation function and a partial autocorrelation function (Hipel et al.
Continuous data for each baseline measurement were initially checked for serial dependency by calculation of autocorrelation coefficients.
 
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