Word #40 – Kappa Statistic

The kappa statistic measures the extent to which different raters or examiners differ when looking at the same data and assigning categories.

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Word #39 – Censoring

Censoring in time-series data occurs when some event causes subjects to cease producing data for reasons beyond the control of the investigator, or for reasons external to the issue being studied.

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Word #37 – Joint Probability Distribution

The probability distribution for X is the possible values of X and their associated probabilities. With two separate discrete random variables, X and Y, the joint probability distribution is the function f(x,y) 

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Word #36 – The Jackknife

With a sample of size N, the jackknife involves calculating N values of the estimator, with each value calculated on the basis of the entire sample less one observation. 

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